Science Trek is a place where parents, kids, and educators can watch short, ... [MUSIC] JOAN CARTAN-HANSEN, HOST: You know about the three states of matter: solid, liquid and gas.

You learn about three or four phases of matter in school—solids, which have a shape and volume, liquids, which have a volume only, and gases and plasmas, ...

The state of matter is a deceptively simple concept. It turns out that any material, no matter what it is made of, can exist in one of three forms: solid, liquid or gas. These are categories of ...

GCSE Chemistry (Single Science) States of matter and mixtures learning resources for adults, children, parents and teachers.