air is made up of some gases. i.e. it's made up of hydrogen, nitrogen, and mixture of other gases. but the most common is it is made up of nitrogen-78%, oxygen-21%, and other gases-1%
air is made up of different gases such as oxygen, carbondioxide, nitrogen and noble gases.
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Baerlew
nitrogen about 75 (probably 65-85%)
Approximately, yes. A polyhedron is made up of flat faces whereas the faces of a football are curved out because of the air pressure.
it is made up from squares
The wind pushing up against it holds it up