Question

What is necessary for propagation of sound

Answer 1

Answer:

A medium is essential for the propagation of sound. Sound cannot travel through a vacuum because there are no molecules that can be compressed and expanded in space

Explanation:

Answer 2

Answer:

$\huge\underline\mathfrak{\red{Answer}}$

Air

Explanation:

A medium is essential for the propagation of sound. ... When you make a sound, its vibration travels through the air, and when it reaches your brain through your ears, it is interpreted as sound. In this case propagation of sound takes place through the air medium.