Fahrenheit to Celsius: History of the thermometer

How do thermometers work and how were they invented? Why does water freeze at 32 degrees on the Fahrenheit temperature scale but zero on the Celsius scale? And have you ever heard of the Réaumur temperature scale?

Watch this to find out everything you need to know about the history of thermometers and the temperature scales we use today.
To learn more about the history of meteorology and the science behind the weather headlines, you can listen to our audio podcasts here:

https://soundcloud.com/metofficepodcasts

Produced by the Met Office
Script and narration: Aidan McGivern
Animation: Mark Machin

Видео Fahrenheit to Celsius: History of the thermometer канала Met Office - Learn About Weather