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Magnets Chapter 20
Question | Answer |
---|---|
Ferromagnetic Elements | Includes iron, nickel, and cobalt- elements that have an especially strong attraction to magnets |
Magnet | Any object that attracts the metal iron |
Magnetic Domain | Group of atoms whose magnetic fields point in the same 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 |