In which direction is air pressure exerted?

Question

Nikolai Garrison

Physics

6 March, 13:13

In which direction is air pressure exerted?

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Walter Skinner · Answer 1

The air pressure exerted almost everywhere. The air weight at the surface of the Earth is around 14.7 psi. That implies that the heaviness of a segment of air which has a cross area of 1 square inch and which extends from the surface of the Earth to space is 14.7 pounds.