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There is no atmosphere on moon. Can you ...

There is no atmosphere on moon. Can you hear each other on the moon's surface ?

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There is no atmosphere on the moon because

There is no life on moon due to the absence of :

There is no life on moon due to the absence of :

Explain why (a) there is no atmosphere on moon (b) there is fall in temperature with altitude

A: Evaporation of water is fast on the surface of moon as compared to earth. R: On the surface of moon temperature is much greater than the surface of earth.

If you are walking on the moon, can you hear the sound of stones cracking behind you ? Can you hear the sound of your own footsteps ?

A boy is of mass 40 kg. If the pull of gravity on 1 kg on the surface of earth is 9.8 N and at the surface of moon is 1.6 N, find mass and weight of the boy at the moon's surface.

Assertion : Water kept in an open vessel will quickly evaporate on the surface of the moon. Reason : The temperature at the surface of the moon is much higher than boiling point of the water.

If mass of a body is M on the earth surface, then the mass of the same body on the moon surface is

Moon is

ICSE-PROPAGATION OF SOUND WAVES -EXERCISE -8(A)
  1. Describe a simple experiment which demonstrates that the sound produce...

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  2. Describe in brief, with the aid of a labelled diagram, an experiment t...

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  3. There is no atmosphere on moon. Can you hear each other on the moon's ...

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  4. State three characteristics of the medium required for propagation of ...

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  5. Explain with an example, the propagation of sound in a medium.

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  6. Choose the correct word/words to complete the following sentence : W...

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  7. Name the two kinds of waves in form of which sound travels in a medium...

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  8. What is a longitudinal wave ? In which medium: solid, liquid or gas, c...

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  9. What is a transverse wave ? In which medium: solid, liquid or gas, can...

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  10. Explain the meaning of terms compression and rarefaction in relation t...

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  11. Explain the terms crest and trough in relation to a transverse wave.

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  12. Describe an experiment to show that in wave motion, only energy is tra...

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  13. Define the term amplitude of a wave. Write its S.I. unit.

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  14. What do you mean by the term frequency of a wave ? State its S.I. unit...

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  15. How is the frequency of a wave related to its time period ?

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  16. Define the term wave velocity. Write its S.I. unit.

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  17. Draw displacement-time graph of a wave and show on it the amplitude an...

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  18. Draw a displacement-distance graph of a wave and mark on it, the ampli...

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  19. How are the wave velocity V, frequency f and wavelength lambda of a w...

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  20. State two properties of the medium on which the speed of sound in it d...

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