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PENGEMBANGAN DAN PENGECUTAN JIRIM

Authored by Eyyusuf -

Science

7th Grade

PENGEMBANGAN DAN PENGECUTAN JIRIM
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10 questions

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1.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Sesuatu bahan dikatakan mengembang apabila....

menerima haba

membebaskan haba

2.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Sesuatu bahan mengecut apabila...

Membebaskan haba

Menerima haba

3.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Apakah yang berlaku apabila sesuatu bahan mengembang?

Saiz atau isipadunya bertambah

Saiz atau isipadunya berkurang

Saiz atau isipadunya tidak berubah

4.

MULTIPLE SELECT QUESTION

30 sec • 1 pt

Apakah yang berlaku apabila sesuatu bahan itu mengecut?

Saiz dan isipadunya tidak berubah

Saiz dan isipadunya bertambah

Saiz dan isipadunya berkurang

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Yang manakah BUKAN contoh aplikasi pengembangan dan pengecutan jirim?

Which is NOT an example of an application for expansion and contraction of matter?

jalan keluli / steel breeze

paip plastik / plastic pipe

termometer / thermometer

landasan keretapi / railway tracks

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Rajah menunjukkan satu eksperimen ringkas bagi haba.

Yang manakah benar tentang zarah-zarah logam bola besi selepas pemanasan?

The diagram shows a simple experiment of heat.

Which of the following is true of metal metal particles after heating?

jisim zarah-zarah bertambah

the mass of the particles increases

zarah-zarah logam bola besi mengembang

metal particles of iron ball expand

jarak di antara zarah-zarah bertambah

the distance between the particles increases

jarak di antara zarah-zarah berkurang

the distance between the particles decreases

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Media Image

Rajah menunjukkan sebuah landasan keretapi. Apakah yang perlu dilakukan supaya landasan itu tidak membengkok pada hari panas?

The diagram shows a railway track. What can be done to prevent the runway from collapsing on a hot day?

Besarkan ruang antara kepingan besi landasan keretapi.

Increase the space between the iron rail of the railway.

Kecilkan ruang antara kepingan besi landasan keretapi.

Reduce the space between the iron rails of the railway.

Gantikan kepingan besi landasan keretapi dengan kayu.

Replace the rail iron sheet with wood.

Bina landasan keretapi yang lurus.

Build a straight railway track.

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