Electricity

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Across
  1. 3. Protons separate from the electrons
  2. 9. charge Always positive
  3. 10. Discovered static electricity
  4. 11. Introduced the voltaic cell
  5. 14. Fossils from a tree
  6. 15. Potential difference
  7. 18. K in coulomb's law
  8. 19. Static electricity is an imbalance of ______
  9. 20. Strong Nucleus Force
Down
  1. 1. Charges go to the ground
  2. 2. One path to flow through
  3. 4. Circuit protector
  4. 5. Connected across two common points
  5. 6. First published in 1784
  6. 7. Flow through a conductor
  7. 8. current that has One direction (Battery)
  8. 12. two wires touches each other
  9. 13. current that changes direction (wire)
  10. 16. Measured by ammeter
  11. 17. Flow Negative to Positive terminal