Question

Properties of sound?
sound as a wave?

Answer 1

1. Sound needs a material medium for its propagation.

2. Sound travels faster in solids, then in liquids and slower in gases.

3. Sound waves are mechanical waves.

4. Sound is produced by vibrating objects
5.they are characterised by intensity, pitch and quality or timbre.
6.sound like other waves can also be reflected


Hope this helps :)