Electricty- Amy Davey

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Across
  1. 2. this makes up everything.
  2. 3. positive charge
  3. 4. neutral
  4. 5. positive and negative
  5. 8. negative charge
  6. 9. moving or occurring with remarkable speed or suddenness
  7. 10. protect metals from spreading electricity onto other materials
  8. 12. when something has no stored energy.
  9. 13. kind of bill would be very high when you use too many lights and appliances.
  10. 18. opposite of repel.
  11. 19. an atom that has gained or lost electrons
  12. 20. this is useful for photocopying and powder coating.
  13. 22. unit of measurement for voltage
  14. 23. example of an insulator
  15. 24. a conductor
Down
  1. 1. measure of how much energy can be given to electrons in a moving circuit
  2. 4. electrons
  3. 5. an ammeter measures electric _______
  4. 6. when an electrical current moves through a conductor there is some electrical __________ to the current.
  5. 7. protons
  6. 11. on a battery- the two ends
  7. 14. metals that let electricity pass through them.
  8. 15. opposite of attract.
  9. 16. electricity flows through an electrical _______
  10. 17. needed to work a clock or tv remote
  11. 21. measure of a current in a circuit