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jsing12
jsing12 jsing12
  • 05-04-2016
  • Biology
Answered

What two gases together make up 99% of Earth's atmosphere?

Verified Answer :

CmdrWinters
CmdrWinters CmdrWinters
  • 05-04-2016

The two gasses that make up 99% of the earth's atmosphere are nitrogen and oxygen. 
Hope that helped! =)

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akiravance
akiravance akiravance
  • 05-04-2016

nitrogen, oxygen, water vapor, carbon dioxide,methane, nitrous oxide,

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