Electricity

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Across
  1. 2. The rate at which electric energy is used
  2. 4. The SI unit of electric charge
  3. 5. The SI unit of electric current
  4. 9. The potential difference between two points in a circuit
  5. 11. A material that does not allow electric charges to flow easily
  6. 13. A device that breaks or interrupts the flow of electric current
  7. 14. A type of electric current that flows in only one direction
  8. 15. A type of circuit that has more than one path for the electric current but not all loads receive the current
  9. 18. A device that converts mechanical energy into electrical energy
  10. 19. A closed loop through which an electric current can flow
Down
  1. 1. The flow of electric charge
  2. 3. The device that measures electric current
  3. 5. A type of electric current that changes direction periodically
  4. 6. A circuit with multiple paths for the electric current
  5. 7. The process of charging an object by bringing it near another charged object without direct contact
  6. 8. A material that allows electric charges to flow easily
  7. 10. The opposition to the flow of electric current in a circuit
  8. 12. The unit of electrical resistance
  9. 16. A device that converts electrical energy into mechanical energy
  10. 17. A circuit that has only one path for the electric current