Answers

2016-02-13T15:18:35+05:30
Greater the air density,greater the atmospheric pressure

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2016-02-13T15:24:18+05:30
We can therefore conclude that as we approach sea level, the greater the airdensity and the greater theatmospheric pressure. As we gain altitude the amount of air particles per unit area decreases. Therefore, the airis less dense and the pressure will decrease.
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