In what year did Wilson first demonstrate the cloud chamber?
1911
1905
1920
1899
Answer
In 1911, Charles Thomson Rees Wilson invented the cloud chamber, a device used to detect and study charged particles. The cloud chamber is filled with a supersaturated vapor, and when a charged particle passes through it, it creates a trail of ions that act as condensation nuclei for the vapor.
Chasing Clouds with Charles: The Charles Thomson Rees Wilson Quiz
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