miamjrodriguez miamjrodriguez
  • 02-12-2014
  • Social Studies
contestada

Why doesn't the air run out of oxygen or fill up with carbon dioxide

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1230 1230
  • 02-12-2014
Trees breath carbon dioxide in and breath out oxygen where humans do the opposite so we keep each other alive
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halbug2001
halbug2001 halbug2001
  • 03-12-2014
the air won't ever "run out" of oxogen unless all of the tress and plants are killed and can not give out oxogen or we aren't here to give out dioxide, which the trees take in and do a process called photosynthesis which makes oxogen
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