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
Example of an Electromagnet
Example of an Electromagnet
Example of an Electromagnet
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.
This picture below shows how a microphone uses electromagnets.
The picture below shows how a magnetic crane uses electromagnets.
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