Question 1 Why makes a balloon get inflated when air is filled in it? Question 2 Why a bicycle tube get inflated when air is filled in it? All the gases exert pressure on the walls of the container. 1)Air is a mixture of gases. 2)All the gases are made up of tiny particles called molecules which move around quickly in all directions. 3)The fast moving gas … [Read more...] about Pressure exerted by gases