Question

why air exerts pressure on the four walls of a container
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Answer 1

Answer:

Hey mate,

Your answer is as follows:

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. The more particles that hit the walls, the higher the pressure.

Explanation:

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Answer 2

Answer:

This is because air particles is constantly moving in a high speed .

And this causes the air particles to hit each other resulting in hitting the walls of the container.

Hope this helps you