Elecromagnet Crossword

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Across
  1. 3. a magnet that can be turned on and off
  2. 5. this is a shade of blue
  3. 6. you use this thing to hang pictures up with
  4. 8. they use these in hospital's
  5. 9. this thing has invisible lines
  6. 12. this is different from normal north
  7. 14. the opposite of north
  8. 15. the opposite of south
  9. 17. in 1943 the penny was made out of this metal
  10. 18. a coin is called this
  11. 21. you have this in a phone and it will eventually die
  12. 22. They are always moving and contains motion
Down
  1. 1. in a river you could say that the ___ is nice
  2. 2. opposite sides attract and same sides repel
  3. 4. the opposite of geographic north
  4. 5. pennies are made out of this material
  5. 7. this thing can go on your fridge
  6. 10. this is what lets you have light
  7. 11. lighting has very high ___
  8. 13. a unit of measurement for the current
  9. 16. cars have this to make it run
  10. 19. the thing that helps you with direction
  11. 20. phones have ___ inside of them