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Argon makes up 0.9% of Earth's atmosphere.

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What are gases that make up the earths atmosphere?

The most prominent gases are nitrogen (78 percent), oxygen (21 percent) and argon (nine-tenths of a percent).


What 2 gases make up 99 percent of earths atmosphere?

Nitrogen and oxygen make up 99% of Earth's atmosphere.


Which makes up less than 1 percent of earths atmosphere?

Argon and trace gases like neon, helium, and methane make up less than 1 percent of Earth's atmosphere.


Why are the major gases that make up earths atmosphere?

Nitrogen, Oxygen and Argon make up 99% of the atmosphere


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What two gases make up approximately 99 of earths atmosphere?

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Earth's atmosphere makes up a blanket or an envelope around it, which is a mixture of many gases.


What are 4 gases that make the earths atmosphere?

78% nitrogen, 21% oxygen, 1% carbon dioxide and other minute gases


What are the names of the 2 most common gases in the earths atmosphere?

Nitrogen and Oxygen make up nearly 99% of the dry atmosphere.


What two gases make up 99 percent of Jupiter's atmosphere?

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What gas forms percent of the earths atmosphere?

Nitrogen is the most abundant gas in Earth's atmosphere, comprising about 78%. Oxygen is the second most abundant, making up around 21%. Other gases like argon, carbon dioxide, and trace gases make up the remaining 1%.


What is earths atmosphere two gases?

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