Magnetism

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Across
  1. 2. groups of atoms with aligned magnetic poles
  2. 6. device that uses an electromagnet to measure electric current
  3. 9. attractive or repulsive force between electric charges and magnets
  4. 10. uses electromagnetic induction to transform mechanical energy into electrical energy
  5. 13. region of space that surrounds a magnet
  6. 14. properties and interactions of magnets
  7. 15. generation of an electric current by a changing magnetic field
  8. 16. device that changes electrical energy into mechanical energy
Down
  1. 1. regions of a magnet that exert the strongest force
  2. 3. electric current that reverses the direction in a regular pattern
  3. 4. electric current that is always in one direction
  4. 5. temporary magnet created when there is a current in a wire coil
  5. 7. single wire wrapped into a cylindrical wire coil
  6. 8. interaction between electric charges and magnets
  7. 11. large wheel that rotates when pushed by water, wind or steam
  8. 12. device that increases or decreases the voltage of an alternating current