This is a great over-all intro to magnets and how they work, without getting too boring and technical. Also a guy dresses as a Roman for some reason.
This next video is
a) A very good demo of graphite conducting electricity
b) NOT something to try at home: this guy is a professional, and a lot of his silly mistakes are deliberate (but still dangerous). Leave it to him ok?!
a) A very good demo of graphite conducting electricity
b) NOT something to try at home: this guy is a professional, and a lot of his silly mistakes are deliberate (but still dangerous). Leave it to him ok?!