Nota Ringkas Sains

(Tahun 4)

1. Keperluan asas

a) Keperluan asas haiwan dan manusia

ialah

i. ..................................

ii. ..................................

iii. ..................................

iv. ..................................

b) Keperluan asas tumbuhan ialah

i. ..................................

ii. ..................................

iii. ..................................

c) Kepentingan sumber air

i. kepada manusia

.............................................................

.............................................................

.............................................................

.............................................................

.............................................................

.............................................................

ii. kepada haiwan

.............................................................

.............................................................

.............................................................

iii. kepada tumbuhan

.............................................................

.............................................................

.............................................................

d) Kepentingan sumber makanan

i. kepada manusia

.............................................................

.............................................................

ii. kepada haiwan

.............................................................

.............................................................

2. Proses benda hidup

a) Antara proses hidup manusia ialah :

1. ...........................................

2. ...........................................

3. ...........................................

4. ...........................................

PERNAFASAN

i. Definisi/maksud

..................................................................

..................................................................

....................

ii. Organ pernafasan manusia

ialah .................

iii. Dua proses pernafasan iaitu

.............................................................

.............................................................

iv. Laluan udara semasa menarik nafas

Peparu akan ....................................

dan

dada akan .........................................

v. Laluan udara semasa menghembus

nafas

NAMA :

KELAS :

Peparu akan ....................................

dan

dada akan ........................................

vi. Bilangan pergerakan dada =

...........................................................

kadar pernafasan setiap orang

adalah berbeza.

kadar pernafasan bergantung kepada

aktiviti manusia.

apabila berehat

= ........................................................

......

apabila bersenam =

............................................................

..

PERKUMUHAN DAN PENYAHTINJAAN

i. Definisi/maksud perkumuhan

..................................................................

..................................................................

....................

ii. Organ dan hasil perkumuhan manusia

ialah

........................................ -

............................................................

.....

........................................ -

............................................................

.....

........................................ -

............................................................

.....

iii. Definisi/maksud penyahtinjaan

..................................................................

..................................................................

....................

iv. Apa yang akan berlaku sekiranya bahan

buangan tidak disingkirkan dari badan?

..................................................................

..........

..................................................................

..........

BERGERAK BALAS TERHADAP RANGSANGAN

i. Definisi/maksud

..................................................................

..................................................................

....................

ii. Organ deria untuk bergerak balas

terhadap rangsangan

...........................

- .........................................................

...........

............................ -

............................................................

........

............................ -

............................................................

.......

............................ -

............................................................

.......

............................ -

............................................................

.......

PEMBIAKAN

i. Definisi/maksud pembiakan

..................................................................

..................................................................

....................

b) Antara tabiat buruk yang menjejaskan

proses hidup ialah

i. ..............................................

ii. ..............................................

iii. ..............................................

c) Cara mengelakkan tabiat buruk

i. ...........................................................

........

ii. ...........................................................

........

iii. ...........................................................

........

iv. ...........................................................

.......

d) Antara proses hidup haiwan ialah

1. ...........................................

2. ...........................................

3. ...........................................

4. ...........................................

PERNAFASAN

i. Struktur pernafasan haiwan

.....................................

- .................................

- .................................

- .................................

- .................................

- .................................

.....................................

- .................................

- .................................

- .................................

- .................................

- .................................

.....................................

- .................................

- .................................

- .................................

- .................................

- .................................

.....................................

- .................................

- .................................

- .................................

- .................................

- .................................

PEMBIAKAN

i. Cara pembiakan haiwan

.......................................

- kelawar

- dugong

- anjing laut

.......................................

- platipus

- tenggiling

- serangga

KITAR HIDUP HAIWAN

i. Kitar hidup katak

ii. Kitar hidup rama-rama

iii. Kitar hidup nyamuk

iv. Kitar

hidup lipas

e) Antara proses hidup tumbuhan ialah

1. ...........................................

2. ...........................................

GERAK BALAS TERHADAP RANGSANGAN

i. Tumbuhan bergerak balas terhadap

rangsangan

..........................................

..........................................

.........................................

..........................................

ii. Akar bergerak balas terhadap

...................... dan .........................

iii. Pucuk tumbuhan tumbuh ke arah

..........................................................

PEMBIAKAN

i. Cara pembiakan tumbuhan

.....................................................

- pokok mangga

- ..........................................

- ..........................................

.....................................................

- cendawan

- ..........................................

- ..........................................

.....................................................

- setawar

- ..........................................

.....................................................

- ubi kayu

- ..........................................

- ..........................................

.....................................................

- bawang merah

- ..........................................

- ..........................................

.....................................................

- pokok pisang

- ..........................................

- ..........................................

3. Haiwan dan Tumbuhan Melindungi

Diri

a) Antara ciri-ciri khas haiwan melindungi

diri daripada bahaya musuh

1. ...........................................

2. ...........................................

3. ...........................................

4. ...........................................

5. ...........................................

b) Antara ciri-ciri khas haiwan melindungi

diri daripada cuaca sejuk melampau

1. ...........................................

2. ...........................................

3. ...........................................

4. ...........................................

5. ...........................................

c) Antara ciri-ciri khas haiwan melindungi

diri daripada cuaca panas melampau

1. ...........................................

2. ...........................................

3. ...........................................

4. ...........................................

5. ...........................................

d) Antara ciri-ciri khas tumbuhan

melindungi diri daripada bahaya

1. ...........................................

2. ...........................................

3. ...........................................

4. ...........................................

5. ...........................................

e) Antara ciri-ciri khas tumbuhan

melindungi diri daripada angin kencang

1. ...........................................

2. ...........................................

3. ...........................................

4. ...........................................

5. ...........................................

f) Antara ciri-ciri khas tumbuhan

melindungi diri daripada cuaca panas dan

kering

1. ...........................................

2. ...........................................

3. ...........................................

4. ...........................................

5. ...........................................

4. Pengukuran

a) Mengukur panjang

i. Definisi/maksud

...............................................................

...............................................................

..................

ii. Cara mengukur panjang secara

tradisional (alat ukuran tidak piawai)

iii. Cara mengukur panjang secara

tradisional

b) Mengukur luas

i. Definisi/maksud

...............................................................

...............................................................

..................

ii. Cara mengira luas

iii. unit piawai luas

c) Mengukur isipadu pepejal dan cecair

i. Definisi/maksud isipadu pepejal

...............................................................

...............................................................

..................

ii. unit piawai isipadu

pepejal

iii. Definisi/maksud isipadu cecair

..........................

...........................

...........................

...........................

1 cm = ......... mm

1 m = .......... cm

1 km = ............ m

luas =

mm2 km2

cm2 m2

mm3 m3 cm3

...............................................................

...............................................................

..................

iv. Hubungan antara isipadu cecair

v. Cara mengira isipadu pepejal &

cecair

d) Mengukur jisim

i. Definisi/maksud jisim

...............................................................

...............................................................

..................

ii. HUbungan antara unit piawai jisim

e) Mengukur masa

i. Definisi/maksud masa

...............................................................

.........

ii. Proses Mengukur masa

iii. Alat Pengukur masa

zaman dahulu

.............................. , ...........................

........

iv. Alat pengukur masa zaman kini

.............................. , ...........................

.......

4. Sifat-sifat Bahan

a) Antara sifat bahan ialah:

1 Mengalirkan

elektrik

konduktor elektrik

.............................

.............................

.............................

penebat elektrik

.............................

.............................

.............................

2 Mengalirkan

haba

konduktor haba

............................

............................

............................

penebat haba

............................

............................

............................

3 Terapung di

atas air

Bahan ringan

............................

............................

Bahan berat

...........................

...........................

4 Menyerap

air

Bahan menyerap air

...........................

...........................

Bahan kalis air

...........................

...........................

5 Boleh

diregang

Bahan elastik

..........................

..........................

Bahan tidak elastik

...........................

...........................

5 Membenarkan Bahan lutsinar

isipadu =

1 ∫ = 1000 m∫

1 g = 1000 mg

1 m∫ = 1 cm3

1 kg = 1000 g

cahaya

menembusiny

a

..........................

..........................

Bahan lutcahaya

.........................

.........................

Bahan legap

........................

........................

b) Kegunaan sifat-sifat bahan

i. Polistrena

......................................

........................................

ii. kelalang termos

............................................................

........

............................................................

........

iii. tuala, habuk kayu, kain, kapas, surat

khabar, sabut kelapa

............................................................

.......

............................................................

.......

............................................................

.......

............................................................

.......

c) Pengaratan

i. Faktor yang menyebabkan pengaratan

.......................

.......................

ii. Ciri-ciri objek yang berkarat

............................................................

...

............................................................

...

............................................................

..

iii. Eksperimen faktor yang

menyebabkan pengaratan

Keadaan paku besi

A

- .........................................................

......

B

- .........................................................

......

C

- .........................................................

.....

D

- .........................................................

.....

E

- .........................................................

......

iv. Cara mencegah pengaratan

.................................................

.................................................

.................................................

v. Kebaikan pencegahan objek daripada

berkarat

...........................................................

...........................................................

............................................................

..........................................................

5. sistem SURIA

a) Sistem suria berbentuk ..........................

b) Sistem suria terdiri daripada

1

.................

...

Pusat sistem suria

matahari adalah bintang

mengeluarkan cahaya, haba dan

tenaga

2

.................

..

8 planet

turutan planet (labelkan)

beredar mengelilingi matahari dalam

orbit masing-masing,

planet beredar mengelilingi matahari

ikut arah lawan jam (barat ke timur).

Kecuali zuhrah (arah jam) dan

neptune (sisi)

3

.................

..

bulan

satelit semula jadi bumi

4

.................

.

objek berbatu dan berlogam

5

.................

.

ketulan batu kecil atau logam yang

terapung dalm sistem suria

meteorid jatuh ke lapisan atmosfera

bumi, metreois terbakar dan hasilkan

cahaya, digelar meteor.

c) Mengapakah Bumi sesuai untuk semua

hidupan?

............................................................

.

............................................................

.

............................................................

d) Aapakah yanga kan berlaku sekiranya

Bumi terletak berdekatan dengan

matahari?

............................................................

...........................................................

e) Aapakah yanga kan berlaku sekiranya

Bumi terletak berjauhan dengan

matahari?

............................................................

...........................................................

5. Kebaikan dan keburukan teknologi

a) Mengapakah teknologi dicipta?

..........................................................

..........................................................

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