Question

Hello everyone what is meant by air pressure​

Answer 1

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➪It is the force exerted on a surface by the air above it as gravity pulls it to Earth.

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Answer 2

The air has weight (weight of the molecules of the elements contained in air, e.g. oxygen, nitrogen etc.). So air pressure, also known as atmospheric pressure is the amount of force exerted on a surface by the air above it as gravity pulls it down.