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Old February 10th 08, 10:14 PM posted to rec.aviation.piloting
Bertie the Bunyip[_24_]
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Default Why airplanes taxi

Mxsmanic wrote in
:

terry writes:

Did I say the pressure would rise if you increased the temperature?


If it follows the combined laws, it will. But in the case of the
atmosphere, it doesn't, because the volume of the atmosphere is not
constrained, and the source of atmospheric pressure is gravity, not
the random kinetic energy of air molecules.


Nope

Bertie