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Take two rubber balloons. Fill one with ...

Take two rubber balloons. Fill one with water and blow air into the other. Now prick both balloons with a pin. What do you observe ?

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From both the above experiments, it is understood that sound travels through the mediums. The speed of propagation of sound varies according to the medium in which it travels.
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NAVNEET PUBLICATION-SOUND-QUESTION BANK
  1. The sound of a sitar, a bell, water that drops from a tap, a saucer th...

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  2. Take a pot filled with water. Strike it lightly on its rim. What do yo...

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  3. Take two rubber balloons. Fill one with water and blow air into the ot...

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  4. Stand at the end of a big table and make a friend stand at the other e...

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  5. On colliding in a closed container, the gas molecules

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  6. Fill in the blanks with the proper words : Noise pollution is a iss...

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  7. Fill in the blanks with the proper words : Noise pollution is a iss...

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  8. Fill in the blanks with the proper words : The sound which is disagr...

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  9. Fill in the blanks with the proper words : Noise has adverse effects...

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  10. Write whether following statement are true or false. Sound can be he...

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  11. Write whether following statement are true or false. The wave of vib...

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  12. Write whether following statement are true or false. The transmissio...

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  13. Write whether following statement are true or false. The loud sound ...

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  14. Write whether following statement are true or false. The concentrati...

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  15. Match the columns :

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  16. What should we do ? Silencer of a motorcycle is broken.

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  17. What should we do ? A factory in the surroundings is producing conti...

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  18. Write the answer in your words : What is meant by vibration ?

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  19. Write the answer in your words : Explain with the help of practical ...

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  20. Write the answer in your words : What is meant by noise pollution ?

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