Question

Q. 3 Describe with the help of an activity that-
(i) Sound is produced due to vibration
(ii) Sound needs a medium for propogation.​

Answer 1

Answer:

Answer =

solution (I) sound produced due to vibration

the best example of this is ringing of school bell as the bell rings it vibrates and then sound use to produce.

solution (ii) sound need a medium for the propagation the best example to prove this is that we can't hear the sound produced in space /universe because there is no medium.

hence we can say that sound need a medium for their propagation.

hope this will help you dear