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Air pressure is the force exerted on an object or area by the weight of surrounding air particles.

Atmospheric pressure - Wikipedia


Atmospheric pressure, sometimes also called barometric pressure, is the pressure exerted by the weight of air in the atmosphere of Earth In most circumstances ...

Atmospheric Pressure: force exerted by the weight of the air - WW2010


Atmospheric pressure is defined as the force per unit area exerted against a surface by the weight of the air above that surface. In the diagram below, the ...

Atmospheric Pressure: Definition & Facts - Live Science


Aug 29, 2013 ... Atmospheric pressure is the force exerted against a surface by the weight of the air above the surface.

Atmospheric Pressure


Key idea: Atmospheric pressure is caused by the weight of the atmosphere pushing down on itself and on the surface below it. Pressure is defined as the force ...

NWS JetStream - Air Pressure - NOAA


Air pressure can be increased (or decreased) one of two ways. First, simply adding molecules to any particular container will increase the pressure. A larger  ...

Blood pressure and atmospheric pressure | Physics Forums - The ...


The normal atmospheric pressure is 760 mm of Hg. But the normal ... shape its inside pressure and outside pressure should remain equal.

Pressure - Wikipedia


Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit .... It is approximately equal to typical air pressure at earth mean sea level and is defined as 700...

How do atmospheric pressure and blood pressure cancel each ...


The basic idea is very boring: we're mostly water, and water is pretty incompressible - 2.2 ... large amount of atmospheric pressure on us and we do not feel it because our blood pressure which is also equal to one atmosphere cancels it out.