Magnetic Puzzle

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Across
  1. 1. If you get lost you use this device.
  2. 4. Most rivers have a very strong (blank)
  3. 6. Something that can attract and repel itself.
  4. 8. The opposite of South.
  5. 9. Bits of (blank) are found in an Iron nail.
  6. 12. A very conductive metal usually in the form of a wire.
  7. 13. Another word for engine is (blank)
  8. 14. The measure of electrical pressure.
  9. 17. The direction a compass points.
  10. 21. A hard silvery-white magnetic metal.
  11. 22. A copper (blank)
Down
  1. 2. The opposite of North.
  2. 3. something that gives power to something else.
  3. 5. A magnet that can be turned on and off.
  4. 7. The direction from any point on Earth towards the North Pole.
  5. 10. Something that is used to keep your car running.
  6. 11. A ore found in the earth.
  7. 15. Something that powers something else.
  8. 16. A field surrounding a magnet.
  9. 18. The measure to see how strong an electric force is.
  10. 19. Something worth 5 cents.
  11. 20. Something you use to hang a picture frame.