Question

what do you understand by a sound wave?
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Answer 1

$\huge \mathtt {Answer :-}$

A sound wave is a pattern of disturbance caused by the movement of energy travelling by a medium as it propagates away from the source of the sound.

The source is some object that causes a vibration, such as a ringing telephone, or a person's vocal chords.

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Answer 2

Answer:

Sound wave is the particles of medium as a series of compression and rarefaction and it is also called mechanical wave