Archives for September 4, 2009
Magnetic Monopoles? Oh, dear.
Posted by Ethan on September 4, 2009
(30)
Electric charges come in two types, positive and negative. Magnetic poles also come in two types, North and South. In both cases, like charges/poles repel, and opposites attract. The big difference? Electric charges can exist in isolation; you can have just a positive or negative charge by itself. Whereas in a magnet, you always need…
