Question

A list of mediums is given below. In which of these mediums can sound travel?
O wood
O water
0 air
O all of these​

Answer 1

The answer will be all of these

Answer 2

Answer:

Sound is produced due to the vibration of particles which are presents in the medium. In all the medium wood, water and air, particles are presents and sound can travel. But in vacuum, there is no particles, so no vibration and hence no sound can be produced or travel.

So the correct answer is B.