Nitrogen. Nitrogen makes up roughly 78% of Earth's air. The other constituents include : * 20.95% oxygen * 0.93% argon * 0.038% carbon dioxide
and traces of other gases, and transported water vapor in varying amounts.
Nitrogen makes up 78% of the Earth's atmosphere. Oxygen makes up about 21%.
The Earth has an atmosphere of 78% nitrogen (and 21% oxygen).
The atmosphere of Earth is roughly 78% made of nitrogen.
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Nitrogen makes up 78% of the Earth's atmosphere. Oxygen makes up about 21%.
Nitrogen makes up about 78 percent of Earth's atmosphere.
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Nitrogen which makes up about 78 percent of the atmosphere.
Nitrogen, it actually makes up just over 78% of the Earths atmosphere by volume.
Nitrogen makes up about 78% of the Earth's atmosphere
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Nitrogen
Nitrogen which makes up about 78 percent of the atmosphere.
The Earth's atmosphere is approximately 78 percent nitrogen.