The state in which matter changes in both shape and volume; particles move very quickly so they can break away completely from one another; empty space between the particle. What is this?

1 Answer
Jan 7, 2017

To a first approximation there are three states of matter: solids; and liquids; and one other which I forget.

Explanation:

Both solids and liquids have fixed volumes under standard conditions. The third state of matter will uniformly fill a container whatever its volume.