Question

pressure extra on an object by the weight of air above is called ​

Answer 1

Explanation:

Atmospheric pressure is defined as the force per unit area exerted against a surface by the weight of the air molecules above that surface. In the diagram below, the pressure at point "X" increases as the weight of the air above it increases. ... Meteorologists use a metric unit for pressure called a millibar.

Answer 2

Atmospheric pressure is the air pressure which is exerted by the weight of air present in the atmosphere. Atmospheric pressure is due to the weight of air present in the atmosphere above us. Atmospheric pressure also acts in all directions. On the surface of earth, the atmospheric pressure is maximum at the sea level.

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