Question

6. What is meant by atmospheric pressure?
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Answer 1

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

Atmospheric pressure is commonly measured with a barometer.

In a barometer, a column of mercury in a glass tube rises or falls as the weight of the atmosphere changes.

Hope it helps :)

Answer 2

Answer:

The pressure is called atmospheric pressure or in other words it is force exerted on the earth surface by air above it gravity pulls it to the earth