Question

how do we prove air​

Answer 1

we know air exists because first of all, we breathe it everyday and its necessary for most things living on this earth. You canprove air exists by blowing up a balloon. By doing this, it proves thatair has weight and air takes up space. Lastly, air is just made up of mainly nitrogen and oxygen.

Answer 2

Explanation:

So in conclusion, we know air exists because first of all, we breathe it everyday and its necessary for most things living on this earth. You can prove air exists by blowing up a balloon. By doing this, it proves that air has weight and air takes up space. Lastly, air is just made up of mainly nitrogen and oxygen.

Here you go⚡