Question

What is the Air we breathe made out of?

Answer 1

The air you breathe is made up of lots of other things besides oxygen! Oxygen only makes up about 21% of air. About 78% of the air you breathe is made up of another gas called nitrogen. There are also tiny amounts of other gases like argon, carbon dioxide and methane.

Answer 2

The Air we breathe is composed of 78% Nitrogen, 21% Oxygen, 1% Argon, 0.04% CO2 and other components like water vapour in small quantities