What electromagnetism is and its uses, and the right hand rule.
How to Make a BIG and Powerful Electromagnet with the Primary of the transformer of a microwave oven. Remove the Secondary. With Iron or Steel (ferromagnetic materials) it attracts with a really great strength. With non ferrous metals like aluminum and copper it repels them due to Eddy currents. Courtesy of mopatin
A short video about the right hand rule.
Examines the relationship between magnetism and electricity and shows how to draw the magnetic field around a straight, current-carrying conductor.
Reviews what electromagnetism is, its uses, and the right-hand rule,