Foucault's measurements of the speed of light
Scientific instrument used to measure the speed of light / From Wikipedia, the free encyclopedia
Dear Wikiwand AI, let's keep it short by simply answering these key questions:
Can you list the top facts and stats about Foucault's measurements of the speed of light?
Summarize this article for a 10 year old
SHOW ALL QUESTIONS
In 1850, Léon Foucault used a rotating mirror to perform a differential measurement of the speed of light in water versus its speed in air. In 1862, he used a similar apparatus to measure the speed of light in the air.
The article's lead section may need to be rewritten. (March 2023) |