Question

describe an experiment to to show airt exerts pressure with the help of diagram

Answer 1

1.Take an empty soda bottle with minimum thickness open the cap.
2.Hold it in the mouth and suck all the air  with a vacuum pump.
3.What happens to the bottle?
4.The shape of the bottle will be altered. Why?
5.When we suck the air out of it, the air present out side the bottle will exert pressure on the bottle in all possible directions. Therefore the bottle is crushed.