Question

Describe an experiment to show that a material medium is required for propagation of sound

Answer 1

Answer:

When there is air inside the jar, sound travels through it to the wall of the jar. This makes the wall to vibrate which in turn, sends sound to us. vi) When air is removed, sound from the bell cannot travel to the wall of the jar. Therefore, we can see that the sound waves need material medium for propagation.

Explanation: