asked 226k views
4 votes
What two gas composes the largest portion of Earth's atmosphere?

water and carbon dioxide
oxygen and carbon dioxide
nitrogen and carbon dioxide
nitrogen and oxygen

asked
User Gelisam
by
7.5k points

2 Answers

4 votes

Answer:

option 4 oxygen and nitrogen

Step-by-step explanation:

nitrogen = 78%

oxygen = 21%

answered
User Ragas
by
8.1k points
5 votes

Answer:

The second one, Oxygen and Carbon Dioxide

Step-by-step explanation:

answered
User Inforedaster
by
8.1k points
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