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The three main gases that make up the atmosphere are Nitrogen, oxygen and inert gases.

What is the composition of the atmosphere?

The atmosphere of the earth is made up of gases in various compositions. Some of these gases are essential to the maintenance of life on planet earth.

The various gas components of the earth's atmosphere include:

  • Nitrogen: This makes up 78% of the atmospheric gases.

  • Oxygen: This makes up 21% of the atmospheric gases

  • Inert gases: This makes up 0.9% of the atmospheric gases.

Therefore, the three main gases that make up the atmosphere are Nitrogen, oxygen and inert gases.

Learn more about atmosphere here:

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