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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 |