Modern Chemistry, Lesson 3: The Physical States of Matter

Shows one way to classify substances as solid, liquid, or gas. Ice is used to illustrate the solid phase, water, the liquid phase, and steam (without any fog) the gas phase. Explains the centigrade and Fahrenheit temperature scales.

Sources

  1. Catalog of Classroom Teaching Films for Georgia Schools, No. 10 (Georgia Department of Education) — title, creator, length, description