AP CALULUS

Hey guys did you read aboutthis interesting part in the book which is called the Class Act which is about Faraday who did a small experiment where he took a bar magnet and weighed in down on one of its end and he wanted to place it in a pool of mercury, the bar magnet would float upright and this is very cool. With this experimetn he had conveyed that his magnetic tornado theory had created the world's first motor.