Chapter 21 Vocab-Magnetism

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Author:
Anonymous
ID:
132611
Filename:
Chapter 21 Vocab-Magnetism
Updated:
2012-02-03 07:05:02
Tags:
Magnetism
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Description:
Magnetism
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  1. A field that surrounds all magnets. It was magnetic force is exerted through.
    Magnetic Field
  2. Group of atoms with their fields pointing in the same direction
    magnetic domain
  3. the region of space affected by earth's magnetic field
    magnetosphere
  4. a currnt carrying wire wrapped around an iron core
    Electromagnet
  5. any device that converts electric energy into kinetic energy
    motor
  6. a device that uses a magnetic field to turn motion into electricity
    generator
  7. a current that changes direction
    Alternating Current
  8. a current where electrons flow in ONE direction
    Direct Current
  9. a device that changes the voltage of an alternating current with little loss of energy
    transformer

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