Question

what is sound wave ? and it's characteristics​

Answer 1

Answer:

Sound is a longitudinal wave which consists of compressions and rarefactions travelling through a medium. Sound wave can be described by five characteristics: Wavelength, Amplitude, Time-Period, Frequency and Velocity or Speed. The minimum distance in which a sound wave repeats itself is called its wavelength.

Explanation:

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Answer 2

A wave of compression and rare faction by which sound is propogated in an elastic medium such as air

CHARACTERSTICS -

amplitude, time period, frequency and wavelength