Basic electricity

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Across
  1. 1. A flow of electric current that always move in the same direction
  2. 4. a meassurement of the power in an electric current
  3. 6. An object or subtance that stops electricity
  4. 7. A unit in measuring electrical resistance
  5. 10. A sistem of circuits
  6. 11. opposition that a conductor presents to the flow of current
  7. 12. A force that attracts or repulses object
Down
  1. 2. the amount of electric charge a device can hold
  2. 3. an object that allows energy to flow
  3. 5. A unit usedin measuring the strengh of the flow of electricity
  4. 8. A flow of electrical charge
  5. 9. a long, thin, cilindrical, piece of metal used to carry electricity