Home
Class 9
PHYSICS
Suppose you and your friend are on the m...

Suppose you and your friend are on the moon. Will you be able to hear any sound

Promotional Banner

Topper's Solved these Questions

  • Study of Sound

    CHETANA PUBLICATION|Exercise EXERCISE|26 Videos

  • REFLECTION OF LIGHT

    CHETANA PUBLICATION|Exercise EXERCISE|19 Videos

  • WORK AND ENERGY

    CHETANA PUBLICATION|Exercise EXERCISE|20 Videos

Similar Questions

Explore conceptually related problems

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

Answer the following : If the air inside the bell jar is totally removed, will we be able to hear the sound of ringing bell? Why?

Now , measure the length of a bench by means of the span of your hand . Ask your friends to do the same . Did each of you obtain the same measure for that bench ? What could be the reason ?

Suppose you want to grow a garden like the one shown in the picture, around your home or school. What would you do to achieve that? By which methods will you cultivate the seedlings

Suppose Euphorbia and Maize are grown in the tropical area. Which one of them do you think will be able to survive under such conditions?

Is there a gravitational force between two objects kept on a table or between you and your friend sitting next to you?If yes,why don't the two move towards each other ?

Is there a gravitational force between two objects kept on a table or between you and your friend sitting next to you ? If yes, why don't the two move towards each other ?

CHETANA PUBLICATION-Study of Sound-EXERCISE
  1. Suppose you and your friend are on the moon. Will you be able to hear ...

    Text Solution

    |

  2. The unit of frequency is …………… .

    Text Solution

    |

  3. The normal hearing range for humans is ………… .

    Text Solution

    |

  4. Sound will not travel through ……….. .

    Text Solution

    |

  5. SI unit of …………..is Hertz (Hz).

    Text Solution

    |

  6. The velocity of sound is inversely proportional to the………… .

    Text Solution

    |

  7. Sound waves with frequency greater than 20 kHz are called……….. .

    Text Solution

    |

  8. The loudness of a sound depends upon ………… .

    Text Solution

    |

  9. …../… are used in sonography.

    Text Solution

    |

  10. The ……….receives the vibrations coming from the membrane and converts ...

    Text Solution

    |

  11. Sound will not travel through ……….. .

    Text Solution

    |

  12. SI unit of …………..is Hertz (Hz).

    Text Solution

    |

  13. The loudness of a sound depends upon ………… .

    Text Solution

    |

  14. …………are used in sonography.

    Text Solution

    |

  15. Match the columns:

    Text Solution

    |

  16. The intensity of reverberation is higher in a closed and empty house.

    Text Solution

    |

  17. Bats can navigate in dark.

    Text Solution

    |

  18. Sound travels faster in iron than in air.

    Text Solution

    |

  19. The roof of a movie theatre and a conference hall is curved. Why?

    Text Solution

    |

  20. The intensity of reverberation is higher in a closed and empty house.

    Text Solution

    |

  21. What is an echo? What factors are important to get a distinct echo?

    Text Solution

    |