Students are introduced to the idea that matter is composed of atoms and molecules that are attracted to each other and in constant motion. Students explore the attractions and motion of atoms and ...

All substances have properties. These describe how a substance ... from a liquid to a gas during evaporation, which is an example of a chemical change. False! Evaporation is a physical change.

We are tracking down the soundtrack.. Matter, Matter Everywhere: How Materials Change (1970) is an 11-minute color educational film produced by Coronet Films. Aimed at introducing basic concepts in ...