In this program, we look at the temperature scale that in many ways is superior to the Celsius and Fahrenheit scales. Zero on the Kelvin scale is equal to -273°C. And why is -273°C so special? Because that’s the coldest temperature you can get!

Originally released by Liacos Educational Media, 2019. Streaming video file encoded with permission for digital streaming by Infobase on July 30, 2019.

Part A: Introduction (3:12); --Part B: Colder and Colder (5:36); -- Part C: Coefficient of Thermal Expansion (3:29); -- Part D: Kelvins (6:25); -- Part E: What's So Good about the Kelvin Scale? (4:21); -- Credits: Shedding Light on Heat: Episode 4—The Kelvin Scale (0:26); .