oxygen
The gas that makes up 21% of Earth's atmosphere is oxygen.
Yes, nitrogen is a gas that makes up about 78% of Earth's atmosphere. It is a colorless, odorless, and tasteless gas that is essential for life.
Possible health problems due to radioactive gas leak in the atmosphere?
Oxygen is the gas that makes up the second most volume in the atmosphere, after nitrogen.
Nitrogen is the gas that makes up the majority of Earth's atmosphere, comprising about 78% of the air we breathe.
Nitrogen makes up about 79% of the atmosphere.
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Nitrogen
oxygen
Nitrogen
Nitrogen makes up 78% of the Earth's atmosphere. Oxygen makes up about 21%.
Oxygen is the gas that makes up about 21 percent of the Earth's atmosphere.