Question

Name five activities in which blowing air from our mouth can be useful

Answer 1

Answer:

When we blow up in food or drink for cool them it purse your lips, and blow a stream of air over it. as the air comes out of mouth it's volume expand

as the pressure about it drops. as the volume increase the air cool. It is cool than our body temperature, quite a lot cooler than hot drink temperature.

hope so it can help you!!!