Elementary School Resource
This experiment shows how your doorbell works. A coil of wire with current flowing through it forms an electromagnet that acts very much like a bar magnet. The coil will magnetize an iron nail and attract it in a remarkably vigorous way.
Related NY State Academic Standards: S.3.PS.2.1, S.3.PS.2.2, S.4.PS.3.2, and more!
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