True. Electromagnets are a type of magnet that can be turned on and off. They work by running an electric current through a coil of wire, which creates a magnetic field. When the electricity is turned off, the magnetic field disappears, and the electromagnet no longer acts as a magnet.
true or false: electromagnets are a type of magnet that can be turned on and off. They run on electricity and only act as magnets when electricity is present.
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