What Are the Four Main Gases in the Atmosphere?

Answer

There are various gases in the atmosphere, but the four main gases are nitrogen, oxygen, carbondioxide and hydrogen. Other gases are krypton, ozone, neon and methane. Besides these gases, there is water vapour in the atmosphere.
Q&A Related to "What Are the Four Main Gases in the Atmosphere"
Answer The Earth's atmosphere contains roughly by volume: 78.08% nitrogen 20.95% oxygen 0.93% argon 0.038% carbon dioxide and trace amounts of other gases, and a variable amount of
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Carbon dioxide, or CO2, is a greenhouse gas that is emitted by the natural carbon cycle and by human activities, such as burning fossil fuels, notes the Environmental Protection Agency
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The primary gases that make up the Earth's atmosphere are Nitrogen
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Nitrogen 78% Oxygen 20.95% Argon 0.93% Carbon Dioxide 0.038% According to Wikipedia: http://en.wikipedia.org/wiki/Air. "Earth's atmosphere is a layer of gases surrounding the
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