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answers:
choko_canyon say: Gee, ya think?
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Gary B say: Do you know how ti use a dictionary?
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jimulik say: If you had half a brain, you'd be dangerous. Of course I depend on the earth's atmosphere to breath.
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Michael say: All life depends on the plants on earth, since oxygen & food come from plants. Its quite possible that this also means plants under oceans could also be giving the same thing. Mike
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tham153 say: I do
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Nyx say: See how long you could survive, by breathing water, or a vacuum.
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say: I buy my air at K-Mart
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redd headd say: Yes, as it contains the whole of what we need to survive on earth
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quantumclaustrophobe say: Indeed they do...
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Matt say: Yes otherwise all the air we breath would float off into space and we'd die. Or wouldn't have existed at all. The atmosphere holds it all in quite simply.
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Stephen say: Many people do, but divers and astronauts don't.
Read "A pail of air", its a great story.
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PhotonX say: Unless they're in a submarine, of course.
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CarolOklaNola say: Yes.
It usually takes several days to adjust to higher altitude because you are getting less oxygen to both the brain and body at a higher altitude. All you want to do when you have altitude sickness is sleep.
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