Nitrogen answered by 4th grader
Nitrogen makes up most of our atmosphere. Second is Oxygen.
Nitrogen makes up about 78% of Earth's atmosphere.
The gas that makes up 93% of Earth's atmosphere is nitrogen. Oxygen is the second most abundant gas, making up around 21%.
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Nitrogen Gas makes up about 80% of Earths atmosphere with Oxygen making up most of the rest (20%).
Nitrogen has made up the largest portion of Earth's atmosphere for most of Earth's history. It currently makes up about 78% of the atmosphere.
Nitrogen
What gas makes up the majority of the Earth's atmosphere
This gas was carbon dioxide.
The gas that makes up 21% of Earth's atmosphere is oxygen. It is an essential component for most living organisms to breathe and is crucial for various biological and chemical processes on Earth.
Oxygen is the gas that accounts for about 20 percent of Earth's atmosphere.
Nitrogen, approx. 80 %.