Question

Air is made up of a number of _ gases​

Answer 1

The air in Earth's atmosphere is made up of approximately 78 percent nitrogen and 21 percent oxygen. Air also has small amounts of lots of other gases, too, such as carbon dioxide, neon, and hydrogen.

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Answer 2

Answer:

3 gases

Explanation:

the natural world, for example the land, air and water, in which people, animals and plants live