Showing posts with label Crookes Radiometer. Show all posts
Showing posts with label Crookes Radiometer. Show all posts

Tuesday, July 04, 2017

That kid's toy that spins in the window...

Trivia question: what's the name of the thing that spins in the light inside the glass globe?

Give up? It's called a radiometer. A Crooke's Radiometer to be exact.