Web Search Results for "air pressure"

Atmospheric pressure - Wikipedia, the free encyclopedia
Atmospheric pressure is the pressure exerted by the weight of air in the atmosphere of Earth (or that of another planet). In most circumstances atmospheric pressure ...

Air Pressure
Air pressure (or atmospheric pressure) refers to the weight of the atmosphere covering a certain area. It can also refer to the whole weight of the Earth?s ...

Air pressure | Define Air pressure at Dictionary.com
noun 1. the force exerted by air, whether compressed or unconfined, on any surface in contact with it.

NWS JetStream - Air Pressure
Air Pressure. The atoms and molecules that make up the various layers in the atmosphere are constantly moving in random directions. Despite their tiny size ...

USA Today: Understanding Air Pressure
Understanding air pressure. The weight of the air pressing down on the Earth, the ocean and on the air below causes air pressure. Earth's gravity, of course, causes ...

What Is Air Pressure? (with pictures) - wiseGEEK: clear ...
Air pressure is the weight of the Earth's atmosphere pressing down on everything on the surface. The average air pressure at...

Atmospheric Pressure: Definition & Facts - LiveScience.com
Atmospheric pressure is the force exerted against a surface by the weight of the air above the surface.

air pressure - definition of air pressure by The Free ...
air? pres`sure n. the force exerted by air, whether compressed or unconfined, on any surface in contact with it. [1870?75] Thesaurus Antonyms Related Words ...



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