modul a
TRANSCRIPT
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
UNIT SAINS & MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUB BHARU, SELANGOR D.E.
Disediakan oleh
GURU-GURU SAINS SPMDAERAH HULU SELANGOR
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
1
MODULE A“Science Process
Skills”(SECTION A)
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
QUESTION 1
Diagram 1 shows an experiment to determine the focal length of a convex lens at different distance of an object.
Diagram 1
Table 1 shows the result of the experiment.
Distance of object (cm)
Focal length (cm)
10 4020 3030 2040 10
Table 1
(a) State the variables in this experiment.(i) Manipulated variable
____________________________________________________________[1 mark]
(ii) Responding variable____________________________________________________________
[1 mark](iii) Constant variable
____________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
2
Distance of an object
Focal length
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(b) State the hypothesis that can be made from the experiment.
__________________________________________________________________ [1 mark]
(c) Write one observation from the result of the experiment.
__________________________________________________________________[1 mark]
(d) Based on the result, what happened to the focal length when the distance of an object increased?
When the distance of an object increased, the focal length _______________ . [1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
3
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
QUESTIONS 2
Diagram 2 shows an experiment to study the formation of an image by a convex lens.
Diagram 2
(a) Complete Diagram 2 to show the formation of the image by the convex lens[2 marks]
(b) Measure and write down the distance of the image.
_____________________________ cm[1 mark]
(c) State two characteristics of the image formed in 2 (a)
1. ____________________________________________________________
2. ____________________________________________________________[2 marks]
(d) Predict the distance of image when the object is place at 2F.
__________________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
4
F 2FF2F 3F3F
Object
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
QUESTIONS 3
Diagram 3.1 and Diagram 3.2 show an experiment to determine the focal length of a thin convex lens and a thick convex lens. The clear image formed in white screen.
DIAGRAM 3.1
DIAGRAM 3.2
(a) Measure and write down the focal length in Diagram 3.2.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
5
8.2 cm
Focal length
Thin convex lens lenslensWhite screen White screen
Image
White screen
Thick convex lens lenslensWhite screen
…….. cm
Focal length
Image
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Focal length : __________________ cm
[1 mark]
(b) State the hypothesis based on this experiment.
_________________________________________________________________
[1 mark]
(c) State the variables in this experiment.
(i) Constant variable
____________________________________________________________
[1 mark]
(ii) Responding variable
____________________________________________________________
[1 mark]
(iii) Manipulated variable
____________________________________________________________
[1 mark]
(d) Observe Diagram 3.1 and Diagram 3.2. What is the difference between the focal
length of convex lens in Diagram 3.1 and Diagram 3.2.
__________________________________________________________________
[1 mark]
(e) Give three characteristic of the image formed in this experiment.
1. _________________________________________________________
2. _________________________________________________________
3. _________________________________________________________
[3 marks]
QUESTIONS 4
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
6
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 4 shows an experiment to study the electrical conductivity in different type of juice. Copper plate and lead plate act as electrodes.
Diagram 4
The result of the experiment shown in Table 4.
Type of juice Galvanometer reading (G)
Distilled water 0.0Tomato juice 0.2Lemon juice 0.4
Table 4
(a) State the variables in this experiment.
(i) Manipulated variable____________________________________________________________
[1 mark](ii) Responding variable
____________________________________________________________ [1 mark]
(iii) Constant variable____________________________________________________________
[1 mark]
(b) State one hypothesis for the experiment.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
7
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
__________________________________________________________________ [1 mark]
(c) Write one observation for this experiment based on the result in Table 4.__________________________________________________________________
[1 mark]
(d) State one inference for this experiment.__________________________________________________________________
[1 mark]
(e) What is the operational definition for electrical conductivity in this experiment?
__________________________________________________________________
__________________________________________________________________[1 mark]
QUESTIONS 5
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
8
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 5 shows an experiment to study the electroplating of an iron nail in different type of electrolytes. A
B
Diagram 5
Table 5 shows the result of the experiment.
Set Type of electrolyte Mass of iron nail(g)
A Copper (II) sulphate solution
8.0
B Aluminium sulphate solution
5.0
Table 5
(a) State the variables in this experiment.
(i) Responding variable____________________________________________________________
[1 mark](iii) Constant variable
____________________________________________________________ [1 mark]
(iii) Manipulated variable____________________________________________________________
[1 mark]
(b) State one hypothesis for this experiment.
__________________________________________________________________ [1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
9
aluminium sulphate solution
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(c) Write one observation for the experiment based on the result in Table 5.
__________________________________________________________________[1 mark]
(d) State one inference for this experiment.
__________________________________________________________________[1 mark]
(e) Based on the result in Table 5, what is the best electrolyte for electroplating process of an iron nails.
__________________________________________________________________[1 mark]
QUESTIONS 6
Diagram 6 shows an experiment to study the electrical conductivity of lead (II) bromide.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
10
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 6
The result of the experiment is shown in Table 6.
Condition of substances Ammeter Reading (A)
Solid Lead (II) bromide 0.0
Molten Lead (II) bromide 2.0
Table 6
(a) State the variables in this experiment.
(i) Controlled variable ________________________________________________________________ [1 mark] (ii) Manipulated variable ________________________________________________________________ [1 mark] (iii) Responding variable _________________________________________________________________ [1 mark]
(b) State one hypothesis for this experiment.
__________________________________________________________________ [1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
11
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(c) From the result of Table 6, write one observation in this experiment.
__________________________________________________________________[1 mark]
(d) State one inference from the result in Table 6.
__________________________________________________________________[1 mark]
(e) Based on the result of experiment, which condition can conduct electricity?
__________________________________________________________________[1 mark]
(f) Lead (II) bromide is an ionic compound.State the operational definition for an ionic compound.
__________________________________________________________________
__________________________________________________________________[1 mark]
QUESTIONS 7
Diagram 7 shows an experiment to study the reactivity of metals with oxygen. Potassium manganate (VII) crystals will produce oxygen when it heated.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
12
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 7
Table 7 shows the result of the experiment.
Type of Metal Brightness of light
Aluminium Very bright
Zinc Bright
Copper Not bright
Table 7
(a) State the variables in this experiment. (i) Manipulated variable ________________________________________________________________ [1 mark] (ii) Responding variable ________________________________________________________________ [1 mark] (iii) Constant variable _________________________________________________________________ [1 mark]
(b) State one hypothesis for this experiment.
__________________________________________________________________ [1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
13
glass wool
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(c) Write one observation from this experiment.
__________________________________________________________________[1 mark]
(d) State one inference from this experiment.
__________________________________________________________________[1 mark]
(e) Based on the result of experiment, tick ( √ ) for the most reactive metal with oxygen.
Aluminium
Zinc
Copper
[1 mark]
(f) Based on the result in Table 7, state one conclusion in this experiment.
__________________________________________________________________[1 mark]
QUESTIONS 8
Diagram 8 shows an experiment to study the reactivity of metals with acid.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
14
Gas collected after 10 minutes
Burette
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 8
Table 8 shows the result of the experiment.
Type of MetalVolume of gas collected
after 10 minutes(ml)
Ferum 4.0
Magnesium 8.0
Lead 0.0
Table 8
(a) State the variables in this experiment.
(i) Constant variable ________________________________________________________________ [1 mark] (ii) Manipulated variable ________________________________________________________________ [1 mark] (iii) Responding variable _________________________________________________________________ [1 mark](b) State one hypothesis for this experiment.
__________________________________________________________________ [1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
15
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(c) State one observation from the result in Table 8.
__________________________________________________________________[1 mark]
(d) Based on the observation in Table 8, state one inference for the experiment.
__________________________________________________________________[1 mark]
(e) Based on the result of experiment, complete the reactivity series of metal with acid in boxes below by using : 1 – most reactive; 2 – more reactive and 3 – less reactive.
Ferum
Magnesium
Lead 3
[1 mark]
(f) Write down one conclusion in this experiment.
__________________________________________________________________[1 mark]
QUESTIONS 9
Diagram 9 shows an experiment to study the heat change in chemical reactions at room temperature 27°C.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
16
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 9
The result of the experiment is shown in Table 9.1.
Table 9.1
Set Type of reactant Final reading of temperature(°C)
P Ammonium chloride 25°C
Q Sodium hydroxide 38°C
(a) State the variables in this experiment.
(i) Controlled variable ________________________________________________________________ [1 mark] (ii) Manipulated variable ________________________________________________________________ [1 mark] (iii) Responding variable _________________________________________________________________ [1 mark]
(b) Based on result in Table 9.1, what is your observation of temperature changefor set Q.
Mark (√ ) for your answer in Table 9.2.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
17
Initial reading at 27°C
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Table 9.2
Temperature decrease No change in temperature Temperature increase
[1 mark]
(c) State one hypothesis for this experiment.
__________________________________________________________________[1 mark]
(d) Based on the result in Table 9.1, state one inference for this experiment.
__________________________________________________________________[1 mark]
(e) Endothermic and exothermic are type of chemical reactions.Write the operational definition for ‘endothermic’ in this experiment.
__________________________________________________________________
__________________________________________________________________[1 mark]
QUESTIONS 10
Diagram 10 shows an experiment to study the rate of dissolves with different size of salt.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
18
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 10
Table 10 shows the result of experiment.
Table 10
Size of saltTime taken for
salts dissolves (min)
Fine salt (small) 5
Coarse salt (big) 10
(a) State the variables in this experiment.
(i) Controlled variable ________________________________________________________________ [1 mark] (ii) Manipulated variable ________________________________________________________________ [1 mark] (iii) Responding variable _________________________________________________________________ [1 mark](b) State one hypothesis for this experiment.
_________________________________________________________________
[1 mark]
(c) Write one observation from this experiment.
__________________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
19
A B
Distilled water
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(d) Based on the observation in Table 10, state one inference.
__________________________________________________________________[1 mark]
(e) Write down one conclusion in this experiment.
__________________________________________________________________[1 mark]
QUESTIONS 11
Diagram 11 shows an experiment to study the effect of impurities on boiling point of distilled water.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
20
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
The results of the experiment are recorded in Table 11.
Table 11
Type of substances Boiling point/ °C
Distilled water 100
Distilled water + salt ………………………….
(a) Based on the experiment, complete Table 11. [1 mark]
(b) Write down one hypothesis for this experiment.
__________________________________________________________________[1 mark]
(c) State one observation from the result in Table 11.
__________________________________________________________________[1 mark]
(d) Write down one inference based on the results of experiment.
__________________________________________________________________ [1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
21
Common salt
thermometer
DIAGRAM 1
Diagram 11
Common salt
Distilled water
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(e) State the variables in this experiment.
(i) Controlled variable ________________________________________________________________ [1 mark] (ii) Manipulated variable ________________________________________________________________ [1 mark] (iii) Responding variable _________________________________________________________________ [1 mark]
(f) Predict the boiling point if you replace salt with sugar in Diagram 11.
__________________________________________________________________[1 mark]
(g) What is the operational definition of distilled water?
__________________________________________________________________
__________________________________________________________________ [1 mark]
QUESTIONS 12
Diagram 12 shows an experiment to study the relationship between temperature of distilled water and time taken.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
22
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 12
Table 12 shows the result of the experiment.
Table 12
Time /min 0 5 10 15 20 25
Temperature / oC 28 42 64 84 100 100
(a) Using the data in Table 12, draw a graph of temperature of distilled water against time.
.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
23
Temperature (oC)
20
40
60
80
100
0
beaker
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
[2 marks]
(b) State the variables in this experiment.
(i) Controlled variable ________________________________________________________________ [1 mark] (ii) Manipulated variable ________________________________________________________________ [1 mark] (iii) Responding variable _________________________________________________________________ [1 mark]
(c) Mark ( √ ) the boiling point on the graph[1 mark]
(d) Based on the graph, state the relationship between the temperature of distilled water and time in the first 15 minutes?
__________________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
24
5 10 15 20 25 Time (minute)
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(e) Predict the temperature of distilled water at 30 minutes based on the graph.
__________________________________________________________________[1 mark]
(f) Write down one hypothesis for this experiment.
__________________________________________________________________[1 mark]
(g) State one observation from the result in Table 12.
__________________________________________________________________[1 mark]
(h) What is the operational definition of boiling point?
__________________________________________________________________
__________________________________________________________________ [1 mark]
QUESTIONS 13
Diagram 13 shows an experiment to study the effect of surface area with rate of cooling after 30 minutes.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
25
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 13
Table 13 shows the result of experiment.
Table 13
Size of beaker Temperature after 30 minutes(°C)
Beaker 100 ml 80°C
Beaker 250 ml 50°C
(a) State the variables in this experiment.
(i) Controlled variable ________________________________________________________________ [1 mark] (ii) Manipulated variable ________________________________________________________________ [1 mark] (iii) Responding variable _________________________________________________________________ [1 mark](b) State one hypothesis for this experiment.
_________________________________________________________________
[1 mark]
(c) Write one observation from this experiment.
__________________________________________________________________[1 mark]
(d) Write one inference from this experiment.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
26
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
__________________________________________________________________[1 mark]
(e) Based on the result in Table 13, which size of beaker has the higher rate of cooling.
__________________________________________________________________[1 mark]
(f) Predict the temperature of hot water in Diagram 13 if the experiment using size of beaker 500 ml.
__________________________________________________________________ [1 mark]
QUESTIONS 14
Diagram 14 shows an experiment to study the characteristics of an image formed by a pinhole camera.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
27
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 14
(a) Measure and write down the object distance from Diagram 14.___________________________ cm
[1 mark](b) State the variables in this experiment.
(i) Manipulated variable_________________________________________________________________
[1 mark](ii) Responding variable__________________________________________________________________
[1 mark](iii) Constant variable__________________________________________________________________
[1 mark](c) State one hypothesis based on this experiment.
__________________________________________________________________[1 mark]
(d) Write down one observation from this experiment.
__________________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
28
x cm
Object distance
Whitescreen
Object
Image
2 cm
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(e) Predict the size of the image if the object placed at more than x cm from the pinhole camera.
__________________________________________________________________[1 mark]
(f) Based on Diagram 14, state three characteristics of the image formed on white screen.
1. ________________________________________________________________
2. ________________________________________________________________
3. ________________________________________________________________[3 marks]
QUESTIONS 15
Diagram 15 shows an experiment to study the hardness of various types of metals.The weight is released from a height of 50 cm onto the steel ball bearing. The depth of the dent of metal block is measured.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
29
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 15The results are recorded in Table 15.
Table 15
Type of block Depth of the dent (cm)
Bronze 0.26Tin 0.30
Copper 0.32 (a) State the variables in this experiment.
(i) Manipulated variable_________________________________________________________________
[1 mark](ii) Responding variable__________________________________________________________________
[1 mark](iii) Constant variable__________________________________________________________________
[1 mark] (c) State one hypothesis for this experiment.
__________________________________________________________________[1 mark]
(d) Write down one observation from the result in Table 15.
__________________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
30
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(e) State one inference from this experiment.
__________________________________________________________________[1 mark]
(f) Based on the result in Table 15, which metal is the hardest.
__________________________________________________________________[1 mark]
QUESTIONS 16
Diagram 16.1 shows an experiment to study the hardness of alloy compared to pure metal.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
31
Diagram 16.1
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram16. 2 show the effect on the copper and brass block.
(a) State the variables in this experiment.
(i) Manipulated variable: ______________________________________
(ii) Responding variable : ______________________________________
(iii) Controlled variable : _______________________________________
[3 marks]
(b) Write down one hypothesis from this experiment.
_____________________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
32
Diagram 16.2
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(c) Write down one observation based on Diagram 16.2.
_____________________________________________________________________[1 mark]
(d) State one inference based on the observation in (c).
_____________________________________________________________________[1 mark]
(d) Brass is an alloy. State the operational definition of alloy.
_____________________________________________________________________[1 mark]
(e) Predict the dent of copper block if weight 200g is used in this experiment.
_____________________________________________________________________[1 mark]
QUESTIONS 17
Diagram 17 shows the arrangement of apparatus to study the subtraction of RED colour lights from Colour of Filters X.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
33
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 17
Table 17 shows the result of the experiment.
Table 17
Colour of Filter X Colour formed
RED RED
BLUE BLACK
GREEN BLACK
(a) State the variables in this experiment.
(i) Manipulated variable: ______________________________________
(ii) Responding variable : _______________________________________
(iii) Controlled variable : _______________________________________
[3 marks]
(b) Write down one hypothesis from this experiment.
_____________________________________________________________________[1 mark]
(c) Write down one observation based on the result in Table 17.
_____________________________________________________________________[1 mark]
(d) State one conclusion based on the result in Table 17.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
34
White screen
RED Lights
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
_____________________________________________________________________[1 mark]
(e) Predict the colour formed on the white screen when the colour of X is YELLOW.
_____________________________________________________________________[1 mark]
QUESTIONS 18
Diagram 18 shows the arrangement of apparatus to study the formation of light scattering on sodium thiosulphate solutions.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
35
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 18
The results of the experiment are shown in the Table 18.
(a) State the variables in this experiment.(i) Manipulated variable_________________________________________________________________
[1 mark](ii) Responding variable__________________________________________________________________
[1 mark](iii) Constant variable__________________________________________________________________
[1 mark]
(b) State one hypothesis based on this experiment.
__________________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
Label Type of solution Colours on white screen
A Sodium thiosulphate solution White spot
B Sodium thiosulphate solution + dilute hydrochloric acid
Red spot
36
red spotblue colour
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(c) Write down one observation from this experiment.
__________________________________________________________________[1 mark]
(d) State one inference from the observation of this experiment.
__________________________________________________________________[1 mark]
(d) Light scattering happened in Solution B. State the operational definition of light scattering.
__________________________________________________________________
__________________________________________________________________[1 mark]
QUESTIONS 19
Diagram 19 shows an experiment to study the resistance of alloy and pure metal to corrosion (rusting).
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
37
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 19
The results of the experiment are shown in the Table 19.
Type of nail Formation of rust
Iron nail Rust
Steel nail No Rust
(a) State the variables in this experiment.
(i) Manipulated variable_________________________________________________________________
[1 mark](ii) Responding variable__________________________________________________________________
[1 mark](iii) Constant variable__________________________________________________________________
[1 mark](b) State one hypothesis based on this experiment.
__________________________________________________________________[1 mark]
(c) Write down one observation from this experiment.
__________________________________________________________________[1 mark]
(d) State one inference based on the observation in (c).
__________________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
38
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(d) Steel nail is an alloy. State the operational definition of alloy from this experiment.
__________________________________________________________________
__________________________________________________________________[1 mark]
(e) Tick ( ) the object that can be rust in the sodium chloride solution.
Steel Scissors knife
Iron Keys
Steel Spring
[1 mark]
QUESTIONS 20
Diagram 20 shows an experiment to study the distillation process from salt solution. The volumes of distilled water are recorded every 2 minutes after condensation process happened in Liebig condenser.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
39
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 20
Table 20 shows the result of experiment.
Table 20
Time (minute) 0 2 4 6 8 10
Volume of distilled water (ml) 5 10 15 20 25 25
(a) Based on the result in Table 20, draw a graph volume of distilled water against time.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
40
2 4 6 8 10
Volume of distilled water (ml)
5
10
15
20
25
0
Volume of distilled water
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Time (minute)
[2 marks](b) State the variables in this experiment.
(i) Constant variable ________________________________________________________________ [1 mark] (ii) Manipulated variable ________________________________________________________________ [1 mark] (iii) Responding variable _________________________________________________________________ [1 mark]
(b) Write down one hypothesis for this experiment.
__________________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
41
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(c) State one observation from the result in Table 20.
__________________________________________________________________[1 mark]
(d) Based on the graph, state the relationship between the volume of distilled water and time in first 6 minutes.
__________________________________________________________________[1 mark]
(e) Predict the volumes of distilled water are collected at 12 minutes in this experiment.
__________________________________________________________________[1 mark]
(h) Distilled water produce from distillation process of salt solution.What is the operational definition of distilled water?
__________________________________________________________________
__________________________________________________________________ [1 mark]
QUESTIONS 21
Diagram 21 shows the experiment to study the electrical conductivity of different substances.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
42
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 21
The result of the experiment is shown in Table 21.
Table 21
(a) Write the manipulated variable in this experiment.
________________________________________________________________ [1 mark](b) Write the responding variable in this experiment.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
Type of substance Ammeter reading (A)
Lead 2.0
Sulphur 0.0
Molten Lead (II) bromide 1.0
43
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
________________________________________________________________ [1 mark](c) State the fixed variable is using in this experiment.
_________________________________________________________________ [1 mark]
(d) Write down one hypothesis based on the result in Table 21.
__________________________________________________________________[1 mark]
(e) State one observation from the result in Table 21.
__________________________________________________________________[1 mark]
(f) State one inference from the result of experiment in Table 21.
__________________________________________________________________[1 mark]
(g) Based on the result in Table 21, which type of substance is a good conductor.
__________________________________________________________________[1 mark]
QUESTIONS 22
Diagram 22 shows the experiment to study the effect of impurities on the melting point of ice.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
44
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 22
The results of the experiment are recorded in Table 22.
Table 22.1
Set Type of substances Melting point(oC)
A Ice 0
B Ice + salt………………
(a) Based on Diagram 22, complete the result in Table 22.1 [1 mark]
(b) Write down one hypothesis from the experiment.
_____________________________________________________________[1 mark]
(c) State the variables in this experiment.
(i) Constant variable ________________________________________________________________
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
45
A B
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
[1 mark] (ii) Manipulated variable ________________________________________________________________ [1 mark] (iii) Responding variable _________________________________________________________________ [1 mark]
(d) Based on result in Table 22.1, what is your observation of temperature change for set B.
Mark (√ ) for your answer in Table 22.2.
Table 22.2
Temperature decrease No change in temperature Temperature increase
[1 mark]
(e) State the inference from the observation in Table 22.1.
__________________________________________________________________[1 mark]
(f) Salt is an impuritiesWrite the operational definition of impurities in this experiment.
__________________________________________________________________
__________________________________________________________________[1 mark]
QUESTIONS 23
The Form 4 Melati carry out an experiment to study the variation of group of blood. There are four group of blood; A, B, AB and O.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
46
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Table 23 shows the group blood of 25 pupils in the class.
Table 23.1
(a) Based on Table 23.1, determine the number of pupils in each group. Complete Table 23.2.
Table 23.2
Group of blood A B AB O
Number of pupils
[2 marks]
(a) Based on the result in Table 23.2, draw a bar chart to show the number of pupils against the group of blood.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
O A O B O
AB B O B A
O A B A O
B O B O AB
O AB O A B
47
Number of pupils
Group of blood
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
[2 marks](b) State the variables in this experiment.
(i) Constant variable ________________________________________________________________ [1 mark] (ii) Manipulated variable ________________________________________________________________ [1 mark] (iii) Responding variable _________________________________________________________________ [1 mark]
(c) Write down one hypothesis from the experiment.
_____________________________________________________________[1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
48
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(d) State one observation from the result in Table 23.2.
_____________________________________________________________[1 mark]
(e) Write a conclusion on the type of variation based on the bar chart in (a).
_____________________________________________________________[1 mark]
QUESTIONS 24
Diagram 24 shows an experiment to study the rate of salt dissolved.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
49
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 24
Table 24 shows the time taken of salt dissolved.
Table 24
Amount of salt (g)Time taken for salt
dissolved (min)
10 2
20 4
30 6
40 8
50 10
(a) Based on Table 24, draw a graph of amount of salt against time taken.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
50
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
[2 marks]
(a) What is relationship between amount of salt and time taken for its dissolved? __________________________________________________________________
[1 mark]
(b) Based on the graph in (a), Mark the time taken when the amount of salt is 35g.
__________________________________________________________________ [1 mark]
(c) State the hypothesis based on this experiment.
__________________________________________________________________ [1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
51
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(d) Write the manipulated variable in this experiment.
________________________________________________________________ [1 mark](e) Write the responding variable in this experiment.
________________________________________________________________ [1 mark](f) State the fixed variable is using in this experiment.
_________________________________________________________________ [1 mark]
(g) State one observation from the result in Table 24.
__________________________________________________________________[1 mark]
(h) State the inference from the result of experiment in Table 24.
__________________________________________________________________[1 mark]
(i) Write down the conclusion in the experiment .
__________________________________________________________________[1 mark]
QUESTIONS 25
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
52
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 25 shows an experiment of making soap from the reaction of palm oil with concentrated sodium hydroxide solution. The solution was heated around 20 minutes until are white solid form.
Diagram 25
Table 25 shows the result of the experiment.
Table 25
Amount of
palm oil (ml)
Amount of
white solid (g)
30 10
60 15
90 20
(a) State the hypothesis based on this experiment.
__________________________________________________________________ [1 mark]
(b) Based on the result in Table 25, state one observation for this experiment.
__________________________________________________________________ [1 mark]
(c) State the variables in this experiment.
(i) Manipulated variable
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
53
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
____________________________________________________________ [1 mark]
(ii) Responding variable
____________________________________________________________ [1 mark]
(iii) Constant variable
____________________________________________________________ [1 mark]
(d) State the inference that can be made from the result in Table 25.
__________________________________________________________________[1 mark]
(e) Write down the conclusion in the experiment .
__________________________________________________________________[1 mark]
QUESTIONS 26
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
54
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 26 shows an experiment to study the volume of ethanol produced by using various type of solution in fermentation process.
Diagram 26
Table 26 shows the result of the experiment.
Table 26
Type of solution Volume of ethanol (ml)
Banana juice 10
Pineapple juice 30
Apple juice 20
(a) State the hypothesis based on this experiment.
__________________________________________________________________ [1 mark]
(b) Based on the result in Table 26, state one observation for this experiment.
__________________________________________________________________
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
55
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
[1 mark]
(c) State the variables in this experiment.
(i) Controlled variable
____________________________________________________________ [1 mark]
(ii) Manipulated variable
____________________________________________________________ [1 mark]
(iii) Responding variable
____________________________________________________________ [1 mark]
(d) State one inference that can be made from the result in Table 26.
__________________________________________________________________[1 mark]
(e) Based on the result, which type of the solution is the best solution for produce the ethanol from fermentation process.
__________________________________________________________________[1 mark]
QUESTIONS 27
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
56
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 27 shows an experiment to produce ethanol through the fermentation process by added yeast in glucose solution. The condition of the lime water solution was recorded at two days.
Diagram 27
After two days, the observations of solution are recorded as in Table 27.
Table 27
Day Condition
of lime water solution
0 Clear
1 Clear
2 Cloudy
(a) State the hypothesis based on this experiment.
__________________________________________________________________ [1 mark]
(b) Based on the result in Table 27, state one observation for this experiment.
__________________________________________________________________
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
57
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
[1 mark]
(c) State the variables in this experiment.
(i) Manipulated variable
____________________________________________________________ [1 mark]
(ii) Responding variable
____________________________________________________________ [1 mark]
(iii) Controlled variable
____________________________________________________________ [1 mark]
(d) State one inference that can be made from the result in Table 27.
__________________________________________________________________[1 mark]
(e) Write down the conclusion from this experiment.
__________________________________________________________________[1 mark]
(f) Tick (√) the solution can replace glucose solution to produce ethanol by Fermentation process.
Sugarcane juice
Distilled water
Salt solution
[1 mark]
QUESTIONS 28
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
58
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 28 shows an experiment to study of effect of antibiotic on bacteria growth. The Penicillin dish is an antibiotic using in this experiment. The sterilized petri dish is incubated at 37°C in laboratory.
After two days there are clear areas formed surroundings the penicillin disc.
Diagram 28
(a) State the variables in this experiment.
(i) Manipulated variable
____________________________________________________________ [1 mark]
(ii) Responding variable
____________________________________________________________ [1 mark]
(iii) Controlled variable
____________________________________________________________ [1 mark]
(b) State the hypothesis based on this experiment.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
59
Sterilized Petri dish
Nutrient agar+
bacteria Bacillus subtilis
CLEAR AREA
PENICILLIN DISH
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
__________________________________________________________________ [1 mark]
(c) State the observation for this experiment.
__________________________________________________________________ [1 mark]
(d) State the inference that can be made from the observation in this experiment.
__________________________________________________________________[1 mark]
(e) Write down the conclusion from this experiment.
__________________________________________________________________[1 mark]
(f) Penicillin is an antibiotic.Write the operational definition of antibiotic in this experiment.
__________________________________________________________________
__________________________________________________________________[1 mark]
QUESTIONS 29
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
60
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 29 shows an experiment to study the action of acid and alkali on the latex.
Diagram 29.1
After 30 minutes, the results of the experiment are shown in the Table 29.
Table 29
(a) State the variables in this experiment. (i) Manipulated variable
____________________________________________________________ [1 mark]
(ii) Responding variable
____________________________________________________________ [1 mark]
(iii) Controlled variable
____________________________________________________________ [1 mark](b) State one hypothesis based on the result in Table 29.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
Set Type of solution Condition of latex
A Ethanoic acid + latex Solid
B Sodium hydroxide + latex Liquid
61
A B
sodium hydroxide
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
__________________________________________________________________ [1 mark]
(c) State one observation for this experiment.
__________________________________________________________________ [1 mark]
(d) Based on the result in Table 29, which type of solution can be used to make the football in Diagram 29.2.
Diagram 29.2
_________________________________________________________________[1 mark]
(e) Mark (√) the solutions can replace the ethanoic acid in react with latex.
Propanoic acid
Calcium Hydroxide
Hydrochloric acid
[1 mark]
QUESTIONS 30
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
62
Football
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 30 shows an experiment to study the relationship between the weight of pebble and the volume of liquid displaced by the object.
Diagram 30
The results are recorded in Table 30.
Table 30
Weight of
pebble (g)
Volume of water displace
by pebble (ml)20 1.540 2.060 2.580 3.0100 3.5
(a) State the variables in this experiment. (i) Manipulated variable
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
63
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
____________________________________________________________ [1 mark]
(ii) Responding variable
____________________________________________________________ [1 mark]
(iii) Controlled variable
____________________________________________________________
(b) State one hypothesis based on the result in Table 30.
__________________________________________________________________ [1 mark]
(c) State one observation for this experiment.
__________________________________________________________________ [1 mark]
(d) Predict the volume of water displaced by pebble if weight of pebble is 120 gram.
__________________________________________________________________[1 mark]
(e) Based on the result in Table 30, write down one conclusion for this experiment.
__________________________________________________________________ [1 mark]
QUESTIONS 31
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
64
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 31 shows an experiment to study the effect of transmission of pressure in liquids in a hydraulic system.
Diagram 31
Table 31 shows the result for this experiment.
Table 31
Mass of weight on the small piston (g)
150 300 450
Mass of weight on the big piston (g)
600 1200 1800
(a) State the hypothesis based on the result in Table 31.
__________________________________________________________________ [1 mark]
(b) Write the manipulated variable in this experiment.
________________________________________________________________ [1 mark](c) Write the responding variable in this experiment.
________________________________________________________________ [1 mark]
(d) State the fixed variable is using in this experiment.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
65
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
_________________________________________________________________ [1 mark]
(e) State one observation from the result in Table 31.
__________________________________________________________________[1 mark]
(f) Based on the result in Table 31, state one inference of the experiment.
__________________________________________________________________[1 mark]
(g) State the conclusion that can be made from this experiment.
__________________________________________________________________[1 mark]
QUESTIONS 32
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
66
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 32 shows an experiment to study the effect of weight on pressure. Different weight was placed on the cardboard. The depths of impressions are measured by scale on wooden block.
Diagram 32
The results are shown in Table 32.
Table 32
Weight (g)
Depth of impression (mm)
100 3
200 6
300 9
(a) State the variables in this experiment.
(i) Manipulated variable
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
67
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
____________________________________________________________ [1 mark]
(ii) Responding variable
____________________________________________________________ [1 mark]
(iii) Controlled variable
____________________________________________________________[1 mark]
(b) State one hypothesis based on the result in Table 32.
__________________________________________________________________ [1 mark]
(c) Observed the result in Table 32, write the relationship between weight and depth of impression.
When the weight is increased, the depths of impression will _______________
[1 mark]
(d) Predict the depth of impression when the weigh is 500 g.
__________________________________________________________________[1 mark]
(e) Based on the result in Table 32, write down one conclusion for this experiment.
__________________________________________________________________ [1 mark]
QUESTIONS 33
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
68
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 33 shows an experiment to study the relationship between mass and inertia.
Diagram 33
Table 33 shows the result of the experiment.
Table 33
Mass (kg)
Time taken to stop oscillation (minutes)
0.0 2
1.0 5
(a) State the variables in this experiment. (i) Fixed variable
____________________________________________________________ [1 mark]
(ii) Manipulated variable
____________________________________________________________ [1 mark]
(iii) Responding variable
____________________________________________________________[1 mark]
(b) State one hypothesis based on the result in Table 33.
__________________________________________________________________
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
69
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
[1 mark](c) Write down one observation based on the result in Table 33.
__________________________________________________________________ [1 mark]
(d) State one inference based on observation in (c).
__________________________________________________________________ [1 mark]
(e) Based on the result in Table 33, write the relationship between mass and time.
__________________________________________________________________ [1 mark]
(f) Predict the time taken when the mass 2.0 kg.
__________________________________________________________________[1 mark]
(e) Based on the result in Table 33, write down one conclusion for this experiment.
When the mass increased, the time taken _______________________ and
the inertia ___________________. [1 mark]
QUESTIONS 34
Diagram 34.1 and Diagram 34.2 shows the experiment to study the fermentation process..
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
70
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 34.1Diagram 34.2
(a) State the variables in this experiment.
(i) Fixed variable
____________________________________________________________ [1 mark]
(ii) Manipulated variable
____________________________________________________________ [1 mark]
(iii) Responding variable
____________________________________________________________[1 mark]
(b) State one hypothesis based on Diagram 34.1.
__________________________________________________________________ [1 mark]
(c) Write down one observation based on Diagram 34.2.
__________________________________________________________________ [1 mark]
(d) State one inference based on observation in (c).
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Distilled water Lime water cloudyLime water not cloudy
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
__________________________________________________________________
[1 mark]
(e) Based on the result of lime water in Diagram 34.1 and Diagram 34.2, which solution suitable for fermentation process happened.
__________________________________________________________________
[1 mark]
(f) Predict the condition of lime water when using grape juice and yeast.
__________________________________________________________________[1 mark]
QUESTIONS 35
Diagram 35 shows an experiment to study the effects of nutrient deficiency on the growth of green pea seedlings using four test tubes A,B,C and D containing different culture solution.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
72
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 35
Table 35 shows the result of experiment.
Table 35
Test tube Types of culture solution Heightof
green pea seedlings (cm)A Without nitrogen 12
B Without Phosporus 10
C Without Potassium 5
D Complete culture 20
(a) State the variables in this experiment. (i) Fixed variable
____________________________________________________________ [1 mark]
(ii) Manipulated variable
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
73
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
____________________________________________________________ [1 mark]
(iii) Responding variable
____________________________________________________________[1 mark]
(b) State one hypothesis based on the result in Table 35.
__________________________________________________________________ [1 mark]
(c) Write down one observation based on the result in Table 35.
__________________________________________________________________ [1 mark]
(d) State one inference based on observation in (c).
__________________________________________________________________ [1 mark]
(e) Based on the result in Table 35, which type of culture solution suitable for active growth of green pea seedlings.
__________________________________________________________________ [1 mark]
QUESTIONS 36
Diagram 36 shows an experiment to study the effects of temperature on the bacteria growth.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
74
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 36
Table 36 shows the result of the experiment.
Table 36
Temperature(°C)
Number of bacteria colonies
5 5
30 15
37 28
70 3
(a) State the variables in this experiment. (i) Constant variable
____________________________________________________________ [1 mark]
(ii) Manipulated variable
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75
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
____________________________________________________________ [1 mark]
(iii) Responding variable
____________________________________________________________[1 mark]
(b) State one hypothesis in this experiment.
__________________________________________________________________ [1 mark]
(c) Write down one observation based on the result in Table 36.
__________________________________________________________________ [1 mark]
(d) State one inference based on observation in (c).
__________________________________________________________________ [1 mark]
(e) Predict the number of bacteria colonies when using temperature 100°C.
__________________________________________________________________[1 mark]
(f) Based on the result in Table 36, which temperature suitable for bacteria growth.
__________________________________________________________________ [1 mark]
QUESTIONS 37
Diagram 37 shows an experiment to investigate the relationship between the velocity of water and pressure produced at different diameter of tube.
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76
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
Diagram 37
Table 37 shows the result of experiment.
Table 37
Part Diameter of tube (cm)
Velocity of water(cm/s)
X 2.0 1.0
Y 0.2 8.0
Z 2.0 4.0
(a) State the variables in this experiment. (i) Manipulated variable
____________________________________________________________ [1 mark]
(ii) Responding variable
____________________________________________________________ [1 mark]
(iii) Constant variable
____________________________________________________________[1 mark]
(b) State one hypothesis in this experiment.
__________________________________________________________________ [1 mark]
(c) Write down one observation based on the result in Table 37.
__________________________________________________________________
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
77
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
[1 mark]
(d) State one inference based on observation in (c).
__________________________________________________________________ [1 mark]
(e) Based on the result in Table 37, write one conclusion for this experiment
Pressure is ___________________ at the part where velocity of water fast.
[1 mark]
QUESTIONS 38
An experiment on the ability of a group of students to roll their tongue was carried out.
Table 38 shows the results of the experiment.
Table 38
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78
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(a) Based on Table 38 draw a bar chart that represents the results.
[2 marks]
(b) State the variables in this experiment. (i) Manipulated variable
____________________________________________________________ [1 mark]
(ii) Responding variable
____________________________________________________________
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
Ability to roll the tongue Number of students
Able 25
Unable 10
79
Num
ber
of s
tude
nts
Ability to roll the tongue
30
20
10
0
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
[1 mark](iii) Constant variable
____________________________________________________________[1 mark]
(c) State one hypothesis in this experiment.
__________________________________________________________________ [1 mark]
(d) Write down one observation based on the result in Table 38.
__________________________________________________________________ [1 mark]
(e) Based on the result in Table 38, write the type of variation in this experiment.
__________________________________________________________________ [1 mark]
QUESTIONS 39
Table 39 shows the result of experiment to study the effect of pH value on bacteria growth. The bacteria incubated in 37°C .
Table 39
pH value Size of bacterial colony(mm)
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
80
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
3 04 15 46 87 129 411 0
(a) Based on Table 39, draw a graph to show the relationship between the size of bacterial colonies and pH values.
[2 marks]
(b) Mark the optimum pH for bacterial growth from the graph in (a).
[1 mark](c) State the variables in this experiment.
(i) Manipulated variable
____________________________________________________________ [1 mark]
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
81
Size of bacterial colony(mm)
12
10
8
6
4
2
2
2 4 6 8 10 12 pH Value
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(ii) Responding variable
____________________________________________________________ [1 mark]
(iii) Constant variable
____________________________________________________________[1 mark]
(d) State one hypothesis in this experiment.
__________________________________________________________________ [1 mark]
(e) Write down one observation based on the result in Table 39.
__________________________________________________________________ [1 mark]
(f) Based on the result in Table 39, write down one conclusion for this experiment.
__________________________________________________________________ [1 mark]
QUESTIONS 40
Diagram 40 shows the data of heights of 40 pupils in Form 4 Merbau for experiment to study the variation of height of pupils.
Diagram 40
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82
155 150 154 153 156 147 152 155157 157 160 146 150 156 151 167145 162 154 155 160 161 160 159158 148 157 164 166 158 168 169158 164 162 152 149 156 146 154
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
(a) Complete the Table 40 by determining the number of pupils in each height group from Diagram 40.
Table 40
Height(cm) 145-149 150-154 155-159 160-164 165-169
Number of pupils
[2 marks]
(b) Based on the results in Table 2, draw a histogram to show the height distribution of the pupils in the class.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
83
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
[2 marks]
(c) State the variables in this experiment.
(i) Manipulated variable
____________________________________________________________ [1 mark]
(ii) Responding variable
____________________________________________________________ [1 mark]
(iii) Constant variable
____________________________________________________________[1 mark]
(d) State one hypothesis in this experiment.
MODUL “FOCUS” SAINS SPM 2009Module A : SCIENCE PROCESS SKILLS (SECTION A) oleh Guru-guru Sains SPM Daerah Hulu Selangor
84
UNIT SAINS DAN MATEMATIKPEJABAT PELAJARAN DAERAH HULU SELANGOR
40000 KUALA KUBU BHARU, SELANGOR D.E.
__________________________________________________________________ [1 mark]
(e) Write down one observation based on the result in Table 40.
__________________________________________________________________ [1 mark]
(f) Based on the result in Table 40, write down the type of variation for this experiment.
__________________________________________________________________ [1 mark]
END OF MODULE A
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