Electromagnets

Sarah McFadden

What Is An Electromagnet?

An electromagnet is a soft, metal core made into a magnet by the passage of electric currents through a coil surrounding it. When he was making the first electromagnet, he displayed its power by lifting nine pounds with a seven-ounce piece of iron wrapped with wire, which a current from one battery was sent

More Information on Electromagnets

How Does an Electomagnet Work?

An electromagnet works because an electric current produces a magnetic field. The magnetic field produced by an electric current forms circles around the electric current, as shown in the second photo above:

Who Invented the ElectroMagnet?

William Sturgeon invented the electromagnet. Born in 1783 in Whittington, United Kingdom.
The picture below shows how a speed line train uses electromagents.
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This picture below shows how a microphone uses electromagnets.
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The picture below shows how a magnetic crane uses electromagnets.
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How an Electromagnet works
All of my sources:


*www.google.com (google images as well)

*www.wikipedia.org

*http://education.jlab.org/qa/electromagnet_is.html

*www.youtube.com