Question

name three things from your day to day life that work due to air pressure . explain the working of any one of them .

Answer 1

1) Perfume bottles

2) lifting of an aeroplane

3)  playing musical instruments

4) sucking up juice from straw

explaination (of the 4th point)

As we take the straw to our mouth, we suck all the air present in the straw and thus a vaccum is created. Due to the pressure difference, the juice from the bottol or glass rises up the straw and thus we are able to drink it.