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Sound Test - 37...

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  • Question 1
    1 / -0

    Choose correct word from above box to complete the following sentence.
    One compression and one rarefaction make one .......... .

  • Question 2
    1 / -0

    A region of a longitudinal wave where the air gets squeezed or compressed is called __________. The region where the air gets stretched out is called __________.

  • Question 3
    1 / -0

    The audible range of sound for human is:

  • Question 4
    1 / -0

    Which of the following are applications of ultrasound.

  • Question 5
    1 / -0

    In a ripple tank, 10 full ripples/s are produced. The distance between peaks of consecutive trough and crest is 15 cm. Calculate the frequency.

  • Question 6
    1 / -0

    Fill in the blank.

    ___________ is created when a sound or signal is reflected causing a large number of reflections to build up and then decay as the sound is absorbed by the surfaces of objects in the space.

  • Question 7
    1 / -0

    Which of the following facts about echolocation is correct?

  • Question 8
    1 / -0

    A reflected sound wave is called an .......... .

  • Question 9
    1 / -0

    Some animals use .......... to find food.

  • Question 10
    1 / -0

    (6) I am the kind of sound produced by earthquakes.

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