Question

What is sound ?How can it be produced?Write the conditions to hear sound clearly.

Answer 1

Sound is mechanical energy which produces sensation of hearing.
It is produce by the vibrating body cause the vibration of medium like air.
for a clear sound we need medium which are having less space between them like solid.

Answer 2

i hope it helps...................
see the attached document ......................

8338c260c657546d8fa884d1ada47170.docx