| atmospheric pressure |
is the force with which the atmosphere presses down upon each unit area at the earth's surface. Its value is normally about 1.013 x 10 5 Pa.
Ãâó: www.dac.neu.edu/physics/b.maheswaran/phy1121/data/...
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| atmospheric pressure |
(pressure) Pressure (force per unit area) exerted by the atmosphere on any surface by virtue of its weight; it is equivalent to the weight of a vertical column of air extending above a surface of unit area to the outer limit of the atmosphere.
Ãâó: www.palmbeachdailynews.com/weather/content/shared/...
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| atmospheric p. |
the pressure exerted by the atmosphere, usually considered as the downward pressure of air onto a unit of area of the earth's surface; the unit of pressure at sea level is one atmosphere. Pressure decreases with increasing attitude. See also atmosphere (def. 2).
Ãâó: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| atmospheric pressure |
pressure on a planet's surface caused by the amount of gas in the atmosphere. Atmospheric pressure is commonly measured in pounds per sqare inch, kilopascal, or milimeters of mercury. The atmospheric pressure at the Earth's surface is 14.7 pounds per sq. in., meaning that 1 sq. in. of air extending vertically from sea level to outer space weighs 14.7 pounds.
Ãâó: www.lausd.k12.ca.us/lausd/resources/solar.system/G...
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| atmospheric pressure |
The pressure exerted by the earth's atmosphere at any given point, determined by taking the product of the gravitational acceleration at the point and the mass of the unit area column of air above the point.
Ãâó: www.geog.ubc.ca/courses/g102/Resources/G102Glossar...
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