Magnets and Electricity

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Across
  1. 2. the area of force that surrounds a magnet
  2. 5. a source of energy, with a + and - end
  3. 11. the force that pushes away
  4. 13. in magnets, two ________ sides will attract (hint: starts with "O")
  5. 16. ________ magnets are black and circular, with a north pole on one side and a south pole of the other side
  6. 17. south pole and _______ pole will create a repelling push force
  7. 18. a _______ is created by twisting or wrapping up a copper coil
  8. 19. our planet, _______, is a giant magnet
  9. 21. to move or shift, like energy
  10. 23. ______ magnets are rectangles with a N and S on their ends
  11. 24. paperclips and nails are usually made up of _________, a magnetic material
  12. 25. this lit up brighter when we attached it to a battery
Down
  1. 1. a coil plus a battery creates an __________
  2. 3. a junkyard ______ uses an electromagnet to pick up metal cars
  3. 4. the force that pulls in
  4. 6. the Maglev ________ is a traveling electromagnet that floats on its tracks
  5. 7. south pole and ________ pole will create an attractive pulling force
  6. 8. we use ______ wire to create coils, but this material is NOT magnetic
  7. 9. a magnet has two ends, called north and south __________
  8. 10. current a flow of electricity
  9. 12. the ________ a sound, the brighter it will light a bulb
  10. 14. if you touch a doorknob after rubbing your feet on the carpet, you will feel a _____
  11. 15. a battery, 2 wires, and light bulb make a complete ______ (hint: circle)
  12. 20. this many batteries made the light bulb even brighter
  13. 22. true or false? a circuit must have a light bulb