In this program on temperature, we get down to the atomic level to explain how hot things are different to cold things. We describe what a temperature scale actually tells us, and demonstrate how scientists measure the amount of heat energy that water absorbs when it’s heated.

Streaming video file encoded with permission for digital streaming by Infobase on July 30, 2019.

Part A: Introduction (1:21); --Part B: Temperature Scales (3:14); -- Part C: The Kinetic Theory of Matter (6:45); -- Part D: Heat Energy (3:33); -- Credits: Shedding Light on Heat: Episode 1—Temperature (0:20); . Part A: Introduction Part B: Temperature Scales Part C: The Kinetic Theory of Matter Part D: Heat Energy.