spm 2003-2010 a kertas 2

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NO. KAD PENGENALAN ANGKA GILIRAN

JABATAN PELAJARAN NEGERI WILAYAH WILAYAH PERSEKUTUAN KUALA LUMPUR K

PROGRAM PENINGKATAN PRESTASI SAINS SPM 2011

KOLEKSI SOALAN SEBENAR SIJIL PELAJARAN MALAYSIA (2003 2010)KERTAS 2 BAHAGIAN A (SCIENCE PROCESS SKILL)

Kertas soalan ini mengandungi 64 halaman bercetak

SULIT

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SIJIL PELAJARAN MALAYSIA 2003

1.

Figure 1 shows an experiment to study the effect of impurities on the boiling point of distilled water.Rajah 1 menunukkan eksperimen untuk mengkaji kesan bendasing ke atas takat didih air suling.

Common saltGaram biasa

ThermometerTermometer

Distilled waterAir suling

Figure 1 / Rajah 1 R The results of the experiment are recorded in Table 1.Keputusan eksperimen dicatatkan dalam Jadual 1

SubstanceBahan

Boiling point /OC Takat didih /OC 100

Distilled waterAir suling

Distilled water + common saltAir suling + garam biasa

Table 1 / Jadual 1 (a) Based on the above experiment, complete Table 1. [1 mark] / [1 markah]

Berdasarkan eksperimen di atas, lengkapkan Jadual 1.

(b)

Write down one inference based on the results of this experiment.

Tuliskan satu inferens berdasarkan keputusan eksperimen

........................................................................................................................................... [1 mark] / [1 markah]

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[Lihat sebelah SULIT

SULIT(c) State the variables in this experiment. (i) Manipulated variable / Pemboleh ubah dimanipulasi

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Nyatakan pemboleh ubah dalam eksperimen ini

................................................................................................................................... (ii) Responding variable / Pemboleh ubah bergerak balas ................................................................................................................................... [2 marks] / [2 markah] (d) What is the operational definition of distilled water?Apakah definisi secara operasi bagi air suling?

................................................................................................................................................. ..................................................................................................................................... [1 mark] / [1 markah]

2.

Figure 2(a) and Figure 2(b) shows an experiment compare the reactivity of metals L and M with dilute hydrochloric acid.Rajah 2(a) dan Rajah 2(b) menunjukkan eksperimen untuk membandingkan kecergasan tindak balas Burrete X Gas logam L dan Logam M dengan menggunakan asid hidroklorik cair. Buret X Gas

WaterAir

Dilute hydrochloric acidAsid hidroklorik cair

5 g metal L5 g logam L

5 g metal L

Figure 2(a) / Rajah 2(a) Burrete XBuret X

5 5 g logam L

GasGas

Dilute hydrochloric acidAsid hidroklorik cair

WaterAir

3 1511/2 2011JPNWPKL5 g metal L5 g logam L

[Lihat sebelah SULIT

Figure 2(b) / Rajah 2(b)

SULIT

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(a)

Write down one observation for the above experiment.

Tuliskan satu pemerhatian bagi eksperimen di atas

................................................................................................................................................. ..................................................................................................................................... [1 mark] / [1 markah] (b) Write down one inference that can be made from the above observation.

Tuliskan satu inference yang boleh dibuat berdasarkan pemerhatian di atas.

................................................................................................................................................. ..................................................................................................................................... [1 mark] / [1 markah] (c) State one controlled variable in this experiment.

Nyatakan satu pembolehubah yang dimalarkan dalam eksperimen ini.

........................................................................................................................................... [1 mark] / [1 markah] The result of the experiment is shown in Figure 3.Keputusan eksperimen ditunjukkan dalam Rajah 3.

Volume of gas / cm3Isipadu gas / cm3

50 Metal M / Logam M

40

30

Metal L / Logam L

20

10

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0 1 2 3

44 5 6 7

Time / minuteMasa / minit

[Lihat sebelah SULIT

Figure 3 / Rajah 3

SULIT

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(d)

(i)

What is the relationship between the volume of gas and the reaction time in the first 2 minutes.Apakah hubungan antara isipadu gas dengan masa tindak balas dalam 2 minit pertama.

.......................................................................................................................... .......................................................................................................................... (ii) Predict the volume of gas collected by the seventh minutes for metal M.Ramalkan isipadu gas yang terkumpul pada minit ketujuh bagi logam M

.......................................................................................................................... [2 marks] / [2 markah]

3.

Figure 4 shows an object P in front of a pin-hole camera.Rajah 4 menunjukkan objek P berada di hadapan sebuah kamera lubang jarum.

Pin-hole cameraKamera lubang jarum

Hole XLubang X

Object PObjek P

ScreenSkrin

Figure 4 / Rajah 4 (a) Draw a ray diagram of the image formed by object P in Figure 4. [2 marks] / [2 markah]

Lukiskan rajah sinar pembentukan imej oleh objek P pada Rajah 4.

(b)

Measure and write down the size of the image.

Ukur dan tuliskan saiz imej itu

........................... cm [1 mark] / [1 markah] (c) Predict the characteristic of the image if hole X is enlarged.

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SULITRamalkan sifat imej jika lubang X dibesarkan.

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(d)

Tick () the object which form an image with the same characteristics as the image formed in Figure 4.

Tandakan () bagi objek yang mempunyai cirri imej yang sama seperti imej yang terbentuk dalam Rajah 4.

4.

Table 2 shows the result of an experiment to study the effects of temperature on bacterial growth.Jadual 2 menunjukkan keputusan eksperimen kajian kesan suhu terhadap pertumbuhan bakteria.

Tempeature / OCSuhu / CO

Size of bacteria colony after 24 hours / mmSaiz koloni bakteria selepas 24 jam / mm

0 15 25 35 60 Table 2 / Jadual 2 (a)

2 5 10 15 3

Sate one hypothesis that can be made from Table 2.

Nyatakan satu hipotesis berdasarkan Jadual 2

................................................................................................................................................. ..................................................................................................................................... [1 mark] / [1 markah]

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SULIT(b) (i)

1511/2Based on Table 2, draw a graph to shows the relationship between the size of the bacteria colony and temperature. Berdasarkan di Jadual 2, lukiskan graf menunjukkan hubungan antara saiz koloni bakteria dengan suhu. Diameter of bacteria colony / mmDiameter koloni bakteria / mm

16 14 12 10 8 6 4 2

0

10

20

30

40

50

60

70 Temperature / OC Suhu / OC

[3 marks] / [3 markah](ii) Based on the graph, state the optimum temperature for bacterial growth.Daripada graf, nyatakan suhu optimum untuk pertumbuhan bakteria.

[1 mark] / [1 markah] (iii) Predict the size of bacteria colony at 80 0C.Ramalkan saiz koloni bakteria pada suhu 80 0C.

[1 mark] / [1 markah]

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[Lihat sebelah SULIT

SULITSIJIL PELAJARAN MALAYSIA 2004 1.

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Figure 1 shows an arrangement of the apparatus in an experiment to study the production of electrical energy. Zinc and lead are used in the experiment.Rajah 1 menunjukkan susunan radas bagi suatu eksperimen untuk mengkaji penghasilan tenaga elektrik. Eksperimen ini menggunakan logam zink dan plumbum.

VoltmeterVoltmeter

Zink plateKepingan zink

Lead plateKepingan plumbum

ElectrolyteElektrolit

Figure 1 / Rajah 1

The experiment is repeated by using other pair of metals. The voltmeter readings are recorded in Table 1.Eksperimen ini diulang dengan menggunakan pasangan logam lain. Bacaan voltmeter direkodkan seperti Jadual 1.

Pair of metalsPasangan logam

Volmeter reading / VBacaan voltmeter / V

Aluminium and leadAluminium dan plumbun

1.5 0.0

Lead and leadPlumbum dan plumbum

Table 1 / Jadual 1 (a) Write down the voltmeter reading with the appropriate unit for the pair of metals, zinc and lead.

Catatkan bacaan voltmeter beserta unitnya untuk pasangan logam zink dan plumbum.

........................................................................................................................................... [1 mark] / [1 markah]

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SULIT(b) What can you infer from the deflected voltmeter needle?

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Apakah yang boleh disimpulkan daripada pesongan jarum voltmeter itu?