Why are changes in matter important?

1 Answer
May 13, 2018

Just thing about water, for example.

Explanation:

If water didn't change between the gas and liquid phase, things would be quite different... ...a lot of the rain that falls is from evaporation of sea water...sea water evaporates to a gas, then falls back to earth as fresh water. That's just one example...there are plenty more...think about it!