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Pressure caused by the atmoshere pushing down.it also deceases as you get higher up in elevation... Pressure caused by the atmoshere pushing down.it also deceases as you get higher up in elevation...

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15y ago
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12y ago

Atmospheric pressure is the force per unit area exerted against a surface by the weight of air above that surface in the Earth's atmosphere. In most circumstances atmospheric pressure is closely approximated by the hydrostatic pressure caused by the weight of air above the measurement point. Low-pressure areas have less atmospheric mass above their location, whereas high-pressure areas have more atmospheric mass above their location. Likewise, as elevation increases, there is less overlying atmospheric mass, so that pressure decreases with increasing elevation. A column of air one square centimetre in cross-section, measured from sea level to the top of the atmosphere, has a mass of about a kilogram and a weight of 9.8 N (2.2 lbs) (and a column one square inch in cross-section would weigh about

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13y ago

The force of air pressing down on Earth's surface

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Q: What is atmospheric air pressure?
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Related questions

The force exerted by the weight of a column of air on a surface is called?

Air Pressure The force exerted by the air above is called?


How does pressure affect the air?

Atmospheric pressure systems are made of air.


What is atomshpheric pressure.?

Atmospheric pressure is the weight of the air.


Is the weight of the air pressing down on the Earth?

Air pressure


Atmospheric pressure as element of weather?

Atmospheric pressure is the weight of the air or the pressure exerted onto the Earth by the air. Pressure changes can lead to different weather patterns.


How does the air affect pressure systems?

Atmospheric pressure systems are made of air.


Air pressure is due to what?

an air compressor Or gravity if you mean atmospheric pressure.


How does warm air mass being pushed into a region of cold air affect atmospheric pressure?

It results in a lower atmospheric pressure.


What is the Significance of atmospheric pressure?

The atmospheric pressure plays a huge role when determining the weather. If the pressure is high, winds will be more active.


Is there air pressure in the atmosphere?

Yes, the atmospheric pressure is very important.


Is the unit of measure for atmospheric pressure most commonly found on weather maps?

In weather maps, atmospheric pressure is measured in millibars. Standard atmospheric pressure is 1013.2 millibars at sea level. Air pressure varies depending on temperature and air density.


What has the same meaning as air pessure?

Atmospheric Pressure means the same. It is a synonym for air pressure.