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magnetism
magnets
Question | Answer |
---|---|
ferromagnetic element | includes iron, nickel, and cobalt. elements that have an especially strong attractions to magnets |
magnet | any object that attracts the metal iron |
magnetic domain | group of atoms whose magnetic fields point in the came direction |
magnetic force | attraction or repulsion between magnets |
magnetic material | is strongly attracted to a magnet |
magnetic pole | place on a magnet where the force it exerts is the strongest |
permanent magnet | keeps its magnetism after being removed from the magnetic field |
temporary magnet | quickly loses its magnetism after being removed from a magnetic field |
electromagnet | a magnet created by wrapping a current-carrying wire around a ferromagnetic core |