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I'd say the most important gasses in the Earth's atmosphere are oxygen and water vapour.

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13y ago

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What is ozone considered in Earth's atmosphere?

Ozone gas makes one important part of the atmosphere. It protects us from the deadly UV rays.


What gas is most important on earth?

Nitrogen is the most common gas in the earth's atmosphere (air is the name of that gas mixture).


What common gas was not part of Earth's original atmosphere?

Oxygen, now about 20% of the atmosphere, was not part of the original atmosphere of hthe Earth. It was produced by plants, after life developed.


Which gas was not part of earth's original atmosphere?

oxygenammonia and some types of gas based carbon.


What gas forms the largest part of atmosphere of earth?

Nitrogen makes up approx. 80% of the atmosphere.


What gas was a thought by Oparin to be part of the early Earth's atmosphere?

He thought that the early Earth's atmosphere contained ammonia, NH3; hydrogen gas, H2; water vapor, H2o; and compounds made of hydrogen and carbon, such as, CH4.


What element is a gas that makes up a large part of the earth's atmosphere?

hydrogen


Is it true that earth's atmosphere is composed of liquid oxygen?

The atmosphere of the Earth is a gas, not a liquid, and although it does contain oxygen, that is just one part of the atmosphere, which is mostly nitrogen.


What gas is 21 percent of earth atmosphere?

Oxygen


How does the composition of earth's atmosphere differ from the composition of the atmosphere of the gas giant planets?

The Gas Giants have a deep gas atmosphere and earth have a not so deep atmosphere


How does the composition of earth atmosphere differ from the composition of the atmosphere of the gas giant planet?

The Gas Giants have a deep gas atmosphere and earth have a not so deep atmosphere


What gas in our atmosphere that causes humidity?

Water vapour. Or steam which is the gas state of water. Evaporation of water from the surfaces of rivers, lakes and mainly the oceans, an important part of the water cycle on Earth.