Can You Pass This 5th Grade Science Quiz?
What Is The Most Abundant Element In The Earth’s Atmosphere?
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The earth’s atmosphere is mostly made up of nitrogen molecules. About 78% of the atmosphere is nitrogen and about 21% of it is oxygen, with small amounts of other gases.
What Is The Most Abundant Element In The Earth’s Atmosphere?
- Nitrogen
- Hydrogen
- Helium
- Oxygen
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