5.5.2 - Atmospheric Pressure
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Last updated 8:23 AM on 8/7/24
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4 Terms
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What happens to the density of the atmosphere with increasing altitude?
The atmosphere becomes less dense as altitude increases.
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How is atmospheric pressure created?
Air molecules colliding with a surface.
3
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Explain why atmosphere pressure decreases with an increase in height.
Pressure is created by collisions of air molecules.
The quantity of molecules (and so weight) decreases as the height increases.
This means atmospheric pressure decreases with an increase of height.
4
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What is the Earth’s atmosphere?
A thin (relative to the magnitude of the Earth) layer of gas surrounding the Earth.
Note 
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