Question

Fill in the blanks
Sound requires_______ to travel

Answer 1

Answer:

sound needs a material medium for their propagation like solid liquid or gas to travel because the molecule of solid liquid and gases carry sound waves from one point to another sound cannot progress through the vacuum because the vacuum has no molecule which can vibrate and carried the sound waves

Explanation:

ok bro

Answer 2

Answer:

Sound needs a material medium for their propagation like solid, liquid or gas to travel because the molecules of solid,liquid and gases carry sound waves from one point to another.

Sound cannot progress through the vacuum because the vacuum has no molecules which can vibrate and carry the sound waves.