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Magnet
An object that attracts certain kinds of metals, such as iron
Magnetic pole
the end of a magnet, where magnetic forces are greatest
Attract
to pull together.
Repel
to push apart
magnetic field
area around a magnet in which magnetic forces can act.
lines of force
lines that show a magnetic field.
Electromagnetism
The relationship between magnetism and electricity
Electromagnet
A temporary magnet made by passing a current through a wire wrapped around an iron core.
Motor
A device that converts electrical energy to mechanical energy.