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Answer the following. : If you and your...

Answer the following. :
If you and your friend are on the moon, you cannot hear his voice directly. Why?

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TARGET PUBLICATION-SOUND-EXERCISE
  1. Do you observe any relation between the frequency of generated sound a...

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  2. Either speak a little loudly or sing a song or produce humming sound l...

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  3. Produce a sound 'bho…bho…' just like a dog-barking and 'meow…meow…' ju...

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  4. An 'app' may be available on cell-phones to measure the loudness of so...

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  5. Do you think landline phones work on the same idea as that of the stri...

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  6. Answer the following : Fill in the balnks. : In normal state of air,...

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  7. Answer the following : State right or wrong. If wrong, write the corr...

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  8. Answer the following : Find odd one out. : Flute, saxophone, santoor...

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  9. Answer the following : Match the following. :

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  10. Answer the following : Match the following. : Label the two regions ...

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  11. Choose the correct alternative. : During the propagation of sound wav...

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  12. Choose the correct alternative. : If a tuning fork is made up of mate...

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  13. Answer the following. : If you and your friend are on the moon, you c...

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  14. Answer the following. : Explain how should is produced in Jal tarang.

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  15. Answer the following. : How does a flute produce sound of different f...

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  16. Answer the following. : Define frequency of sound wave.

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  17. Answer the following. : Explain the mechanism of production of sound ...

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  18. Answer the following. : How is sound produced in a loudspeaker? Why s...

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  19. Answer the following. : Explain with the help of diagram, mechanism o...

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  20. Answer the following. : With neat diagram, describe experimental veru...

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