Current Electricity Vocab

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Across
  1. 2. a flow of electrons that alternates in direction in an electric circuit
  2. 4. the controlled flow of electrons through a conductor
  3. 8. a device that converts light energy from any light source directly into electrical energy
  4. 11. a continuous path in which electrons can flow
  5. 13. a device in an electric circuit that controls the flow of electrons by opening or closing the circuit
  6. 14. an electric cell that can be recharged
  7. 15. a resource that cannot be replaced as quickly as it is consumed
  8. 17. any biological material (including plants and animals)
Down
  1. 1. a flow of electrons in one direction through an electric circuit
  2. 3. the rate at which electrical energy is produced or used
  3. 5. a device that converts chemical energy into electrical energy
  4. 6. the energy provided by the flow of electrons in an electric circuit
  5. 7. the SI unit for measuring electrical energy usage; the use of one kilowatt of power for one hour
  6. 9. a natural energy resource that is unlimited, or can be replenished by natural processes in a relatively short period of time
  7. 10. comparison of the energy output of a device with the energy supplied
  8. 12. an electric cell that may only be used once
  9. 16. the part of an electric circuit that converts electrical energy into other forms of energy