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MCQ Sound Chapter 13 Class 8 Science

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MCQ’s For All Chapters – Science Class 8th

1. The voice box is also called as

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Question 1 of 20

2. Sound is a kind of

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Question 2 of 20

3. The hearing range of human ear is

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Question 3 of 20

4. Pitch of sound is determined by its

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Question 4 of 20

5. The frequency of subsonic sound is

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Question 5 of 20

6. Cochlea is a part of

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Question 6 of 20

7. 1 hertz is equal to

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Question 7 of 20

8. Sound cannot travel through

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Question 8 of 20

9. The sound in the audible range is called

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Question 9 of 20

10. Speed is

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Question 10 of 20

11. A pendulum oscillates 20 times in 4 seconds. Find its time period.

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Question 11 of 20

12. Loudness of sound is determined by

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Question 12 of 20

13. The number of vibrations made by a vibrating body in one second is

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Question 13 of 20

14. The maximum displacement of a body from its mean position is called

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Question 14 of 20

15. The velocity of sound at 20°C is approximately

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Question 15 of 20

16. Sound is produced by

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Question 16 of 20

17. Sound cannot travel through

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Question 17 of 20

18. Vibration is also known as

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Question 18 of 20

19. Frequency is expressed in

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Question 19 of 20

20. The number of oscillations per second is called

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Question 20 of 20