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
Force and pressure
Applications of atmospheric pressure
Question 1What type of pressure is involved in the filling of a liquid in a syringe? Question 2 What is a rubber sucker? Question 3 How does a rubber sucker works? Question 4 State few uses of rubber sucker? Question 5 How does a syringe work? Question 6 What is a syringe? Question 7 How does a dropper work? Question 8 What is a dropper? 1)Drinking straw … [Read more...] about Applications of atmospheric pressure
Pressure exerted by liquids
Question 1 How does the pressure of a liquid depends on its depth.Explain? Question 2 What conclusion do you get from the observation that a fountain of water is created at the leaking joint of pipes of the main water supply line? Question 3 Liquids exert pressure on the wall of contain.Explain? Question 4 Liquid exert pressure on the bottom of the … [Read more...] about Pressure exerted by liquids
Atmospheric pressure
Question 1 Define the term atmosphere? Question 2 What is atmospheric pressure? Question 3 What is the SI unit of atmospheric pressure? Question 4 What substance present in our body to balances the atmospheric pressure acting on us? Question 5 Where will be the atmospheric pressure be greater-at ground level or at the top of high mountain? Question 6 Name the … [Read more...] about Atmospheric pressure
Pressure
Question 1 What is pressure? Question 2 Define the SI unit of pressure? Question 3 Why does a sharp knife cut objects more effectively than a blunt knife? Question 4 Why wooden sleepers are kept below the railway line? Question 5 Why a wide steel belt is provided over the wheels of an army tank? Question 6 Why the tip of a sweing needle is sharp? Question 7 … [Read more...] about Pressure