Question

How is sound produced?​

Answer 1

Answer:

A vibrating object will produce sound waves in the air. For example, when the head of a drum is hit with a mallet, the drumhead vibrates andproduces sound waves. The vibrating drumhead produces sound waves because it moves alternately outward and inward, pushing against, then moving away from, the air next to it.

Answer 2

Answer:

suppose We are in a room u speak something then ur sound strike on wall and come back to u

Thus ,we hear the sound

we can this phenomenon Echoing