what is pressure ? how air exerts pressure
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Explanation:
Air not only has mass, but exerts pressure as well. The particles of air push in all directions and the force that is exerted is called air pressure. ... The weight of air above compresses the air particles near the surface of the Earth, creating a higher density of particles.
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Answer:
Examples to show that air exerts pressure: 1. When air is pumped inside a balloon, it expands in size. This shows that the air inside exerts pressure on the walls of the balloon.
How does air exerts pressure?
The molecules are continually colliding with each other and with the walls of the container. When a molecule collides with the wall, they exert small force on the wall The pressure exerted by the gas is due to the sum of all these collision forces. ... This increases the pressure.
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