Question

what is air pressure?​

Answer 1

Answer:

Atmospheric pressure, also known as barometric pressure, is the pressure within the atmosphere of Earth. The standard atmosphere is a unit of pressure defined as 101,325 Pa, which is equivalent to 760 mm Hg, 29.9212 inches Hg, or 14.696 psi.

The definition of air pressure is the force exerted onto a surface by the weight of the air. An example of air pressure is the average sea-level air pressure of 101.325 kPA.

Answer 2

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Aɪʀ ᴘʀᴇssᴜʀᴇ ɪs ᴛʜᴇ ᴡᴇɪɢʜᴛ ᴏғ ᴀɪʀ ᴍᴏʟᴇᴄᴜʟᴇs ᴘᴜsʜɪɴɢ ᴅᴏᴡɴ ᴏɴ ᴇᴀʀᴛʜ.