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Creating magnetic force [videorecording] / NHK Educational Film Segments
Princeton, NJ : Films for the Humanities and Sciences, 1987.
1 videocassette (12 min.) : sound, color ; 1/2 in.
NHK International, Inc
Films for the Humanities (Firm)
I Want It
Introductory concepts in physics
A magnetic force is created when electricity flows, and a wire acts like a magnet when current is flowing through it. Therefore, a compass can be used to indicate if current is flowing through a wire and in which direction it is flowing.
Study and teaching
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