Web Search Results for "air pressure"

Atmospheric pressure - Wikipedia, the free encyclopedia
24 May 2016 at 12:06am
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 planet).

Air Pressure
23 May 2016 at 2:33pm
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 ...

NWS JetStream - Air Pressure
24 May 2016 at 7:33pm
The H's represent the location of the area of highest pressure. The L's represent the position of the lowest pressure.

Air pressure - definition of air pressure by The Free ...
24 May 2016 at 3:44pm
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 ...

What is Air Pressure? (with pictures) - wiseGEEK
26 May 2016 at 4:21am
Air pressure is the weight of the Earth's atmosphere pressing down on everything on the surface. The average air pressure at...

USA Today: Understanding Air Pressure
25 May 2016 at 2:21am
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 ...

High and Low Air Pressure - An Overview of Air Pressure
24 May 2016 at 2:03pm
An overview of high pressure and low pressure and how air pressure impacts the weather and climate of an area. Learn all about high and low pressure from ...

Air Pressure | UCAR Center for Science Education
20 May 2016 at 7:34am
When your friend squeezes your arm, you feel pressure! That's because molecules collide with each other and things like your arm, the ground, or a tree.

Pressure - Wikipedia, the free encyclopedia
24 May 2016 at 8:55am
Pressure (symbol: p or P) is the force applied perpendicular to the surface of an object per unit area over which that force is distributed. Gauge pressure (also ...

Air Pressure and Humidity - Fact Monster
18 May 2016 at 10:53pm
Air Pressure and Humidity. Air pressure is the weight of the atmosphere pressing down on the earth. It is measured by a barometer in units called millibars.

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