What are VOLTs, OHMs & AMPs?

Ever wonder what voltage really is?

http://www.youtube.com/embed/zYS9kdS56l8

Voltage, Current and Resistance

Mr. Andersen describes the relationship between voltage, current and resistance in an electric circuit. Ohm’s Law is introduced through a circuit simulation.

http://www.youtube.com/embed/J4Vq-xHqUo8

What is an amp?

http://www.youtube.com/embed/8gvJzrjwjds