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Biology 19 Online
OpenStudy (anonymous):

At different places one earth, depending on elevation, air pressure varies. What causes air pressure? the sun’s energy density of nitrogen earth’s magnetic field weight of air

OpenStudy (tygrr321):

wat do u think? im thinking B

OpenStudy (anonymous):

I am guess D.

OpenStudy (anonymous):

I am thinking *

OpenStudy (tygrr321):

well if u think about it air doesnt weigh that much and the earths magnetic field has very little to do with air pressure

OpenStudy (anonymous):

I guess your right... hm... I'll take your word for it.

OpenStudy (tygrr321):

yeah so now its just suns energy and density of nitrogen

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