Question

what do you mean by the speed of sound​

Answer 1

Answer:

Speed of sound : It is the speed at which a sound travels from a sound producing body to our ears. Some sounds are audible to our ears and some are not. The normal speed of sound that a human can hear is 20 Hz - 20000Hz ( 20kHz ). Hz is known as Hertz.

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Answer 2

Answer:

something that you hear or that can be heard

आवाज़, ध्‍वनि (ऐसी चीज़ जिसे हम सुनते हैं या जो हमें सुनाई देती है)

the sound of voicesthe sound of voices

Explanation:

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