Explore the thermal behavior of gases, in particular, examine the characteristics of atoms and molecules that compose gases. Learn about the ideal law of gases in terms of molecules and moles. Multiple formulas and examples are provided.

The ideal gas law is presented and explained. The derivation of other gas laws is performed. Gas behavior is explained in terms of gas laws. Excellent graphics.

This interactive brainteaser from the NOVA: "Voyage of Doom" Web site challenges you to explain the behavior of a helium-filled balloon in a moving car.