Can sound travel through vacuum?

What kind of waves travel at a speed of $3\times {10}^8 \mathrm{m}/\mathrm{s}$?

How will you produce a transverse wave in a slinky hanging from a rigid support?

Which property of sound enables us to distinguish between the sounds produced by different sources?

What is the repeated reflection resulting in the persistence of sound in a large hall called?

A vibrating body produces sound.

Sound can not travel through _____.

Light waves are electromagnetic waves.

The distance between two adjacent crests (or troughs) of a wave is called its_____.