Learn about solid, liquids and gases with these interactive learning resources for KS2 Science students aged 7-11 from BBC Bitesize.

This Simple Demo Explains Solid, Liquid, and Gas. What's going on with H 2 O molecules when they change from ice to water to vapor? By Jay Bennett Published: Aug 16, 2016 9:30 AM EDT.

It’s not always so easy to say definitely that a substance is a solid, liquid, or gas. Shaving cream seems to have an unusual state because it is a liquid soap with a lot of gas bubbles mixed in it.

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 ...