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

Atmospheric pressure

en.wikipedia.org/wiki/Atmospheric_pressure

Atmospheric pressure, sometimes also called barometric pressure, is the pressure exerted by the weight of air in the atmosphere of Earth (or that of another ...

Atmospheric-pressure | Define Atmospheric-pressure at Dictionary ...

dictionary.reference.com/browse/atmospheric-pressure

the pressure exerted by the earth's atmosphere at any given point, being the product of the mass of the atmospheric column of the unit area above the given ...

Atmospheric pressure - The Free Dictionary

www.thefreedictionary.com/atmospheric pressure

Pressure caused by the weight of the atmosphere. At sea level it has a mean value of one atmosphere but reduces with increasing altitude. Also called ...

autorepair.about.com/library/glossary/bldef-010.htm
Definition: The pressure on the Earth's surface caused by the weight of the air in the atmosphere. At sea level, this pressure is 14.7 psi at 32OF (101 kPa at O"C). © 2000 - 2002 Vincent T. Ciulla More »

Atmospheric Pressure: force exerted by the weight of the air

ww2010.atmos.uiuc.edu/(Gh)/guides/mtr/fw/prs/def.rxml

Atmospheric pressure is defined as the force per unit area exerted against a ... In the diagram below, the pressure at point "X" increases as the weight of the air ...

Atmospheric Pressure: Definition & Facts - LiveScience

www.livescience.com/39315-atmospheric-pressure.html

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

What Is Atmospheric Pressure - Universe Today

www.universetoday.com/73474/what-is-atmospheric-pressure/

Sep 12, 2010 ... By definition atmospheric pressure is 'force per unit area exerted against a surface by the weight of air above that surface'. Atmospheric ...

Atmospheric pressure dictionary definition ... - YourDictionary

www.yourdictionary.com/atmospheric-pressure

the pressure due to the weight of the earth's atmosphere, usually measured by a standard unit. atmospheric pressure. noun. Pressure caused by the weight of ...

atmospheric pressure - National Geographic Education

education.nationalgeographic.org/encyclopedia/atmospheric-pressure/

... it presses against everything it touches. That pressure is called atmospheric pressure, or air pressure. ... Term, Part of Speech, Definition, Encyclopedic Entry  ...

Popular Q&A
Q: Define atmospheric pressure and describe why you do not feel it.
A: matter pushing on you because you can't. Read More »
Source: www.answers.com
Q: Defination for atmosphere pressure.
A: Atmospheric pressure is defined as air pressure, or more specifically, the pressure of the layer of air surrounding the earth.! Read More »
Source: www.chacha.com
Q: Atmospheric pressure can be defined as?
A: B, the weight of the overlying air. I don't have sources, because I learned this in grade 7 or 8 and I don't remember my teacher's name (its amazing what you re... Read More »
Source: answers.yahoo.com
Q: What type of pressure is defined as gauge water pressure plus atm...
A: Absolute. Read More »
Source: wiki.answers.com
Q: What is defined as the point at which a liquid's vapor pressure e...
A: The normal boiling point of a liquid is the special case in which the vapor pressure of the liquid equals the defined atmospheric pressure at sea level, 1 atmos... Read More »
Source: www.chacha.com