MCQ Class 9 Science Exploration Chapter 10 Sound Waves: Characteristics and Applications

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1. What produces sound?

Question 1 of 20

2. Which motion is responsible for sound production?

Question 2 of 20

3. What is the source of sound?

Question 3 of 20

4. Sound is a form of:

Question 4 of 20

5. What happens when vibration stops?

Question 5 of 20

6. Which instrument is used to demonstrate sound vibration?

Question 6 of 20

7. What are the sides of a tuning fork called?

Question 7 of 20

8. Sound can travel through:

Question 8 of 20

9. Sound cannot travel in:

Question 9 of 20

10. What is a medium?

Question 10 of 20

11. Sound waves are:

Question 11 of 20

12. In sound waves, particles vibrate:

Question 12 of 20

13. Compression is a region of:

Question 13 of 20

14. Rarefaction is a region of:

Question 14 of 20

15. Sound propagation involves:

Question 15 of 20

16. Sound spreads in all directions as:

Question 16 of 20

17. Sound waves are mechanical because:

Question 17 of 20

18. Which wave does not need a medium?

Question 18 of 20

19. The distance between two compressions is called:

Question 19 of 20

20. SI unit of wavelength is:

Question 20 of 20


 

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