Physics 9 Unit 9 MCQs Tests

ByMuhammad Zaman

In this post, we have prepared 4 MCQs tests of Federal Board Physics 9 Unit 9 MCQs Tests. For more MCQs Tests visit our Online MCQs Test Page.

Physics 9 Unit 9 MCQs Tests

Practice MCQs Test No 1

145

Class 9 Physics
Unit 9
Practice MCQs Test No 1

1 / 10

Rooms are heated using gas heaters by:

2 / 10

Radiations are emitted by:

3 / 10

Convection of heat is the process of heat transfer due to the:

4 / 10

In gases, heat is mainly transferred by:

5 / 10

Metals are good conductors of heat due to the:

6 / 10

The land breeze blows from:

7 / 10

Which of the following is a good radiator of heat?

8 / 10

In solids, heat is transferred by:

9 / 10

False ceiling is done to:

10 / 10

What happens to the thermal conductivity of a wall if its thickness is doubled?

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Practice MCQs Test No 2

99

Class 9 Physics
Unit 9
Practice MCQs Test No 2

1 / 10

Ice is a:

2 / 10

Which of the following is best for insulation?

3 / 10

There are _________ methods of transmission of heat:

4 / 10

Transfer of heat by the actual movement of molecules:

5 / 10

Heat from sun reaches us by:

6 / 10

Geysers work on the principle of:

7 / 10

Water is a:

8 / 10

Transmission of heat by waves without affecting the medium on its way:

9 / 10

Ventilation in our houses is only possible due to:

10 / 10

Transmission of heat from one body to another body by the interaction of atoms and electrons:

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Practice MCQs Test No 3

87

Class 9 Physics
Unit 9
Practice MCQs Test No 3

1 / 10

Feathers of the birds are:

2 / 10

___________ in the Earth’s atmosphere causes the greenhouse effect.

3 / 10

Styrofoam is a _____ of heat.

4 / 10

Colored surfaces are ______ absorber.

5 / 10

Shinning silvered surfaces are __________ reflector.

6 / 10

Which one is (are) the insulator (s)?

7 / 10

Movement of water on heating is shown for the crystal of:

8 / 10

Global warming in the world is due to:

9 / 10

Black surfaces are _______ emitter:

10 / 10

Land and sea breezes are due to:

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Full Chapter Challenge MCQs Test

191

Class 9 Physics
Unit 9
Full Chapter MCQs Test

1 / 30

False ceiling is done to:

2 / 30

Feathers of the birds are:

3 / 30

Global warming in the world is due to:

4 / 30

Transmission of heat from one body to another body by the interaction of atoms and electrons:

5 / 30

There are _________ methods of transmission of heat:

6 / 30

Movement of water on heating is shown for the crystal of:

7 / 30

Which of the following is a good radiator of heat?

8 / 30

Rooms are heated using gas heaters by:

9 / 30

Ice is a:

10 / 30

Which one is (are) the insulator (s)?

11 / 30

Metals are good conductors of heat due to the:

12 / 30

Black surfaces are _______ emitter:

13 / 30

The land breeze blows from:

14 / 30

Water is a:

15 / 30

Which of the following is best for insulation?

16 / 30

Shinning silvered surfaces are __________ reflector.

17 / 30

What happens to the thermal conductivity of a wall if its thickness is doubled?

18 / 30

Transmission of heat by waves without affecting the medium on its way:

19 / 30

___________ in the Earth’s atmosphere causes the greenhouse effect.

20 / 30

Geysers work on the principle of:

21 / 30

Heat from sun reaches us by:

22 / 30

Transfer of heat by the actual movement of molecules:

23 / 30

Radiations are emitted by:

24 / 30

Convection of heat is the process of heat transfer due to the:

25 / 30

Styrofoam is a _____ of heat.

26 / 30

Colored surfaces are ______ absorber.

27 / 30

Land and sea breezes are due to:

28 / 30

Ventilation in our houses is only possible due to:

29 / 30

In solids, heat is transferred by:

30 / 30

In gases, heat is mainly transferred by:

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0%

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