Electric circuits

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Across
  1. 4. A component that produces light when electricity flows through it
  2. 5. A component that provides electrical energy to the circuit
  3. 10. Negatively charged particles that carry electrical current.
  4. 11. A of resistors electrical resistance varies significantly with changes in temperature
  5. 12. A component that only allows current to flow in one direction
Down
  1. 1. An instrument used to measure the potential difference between two points in an electrical circuit
  2. 2. The unit used to measure potential difference.
  3. 3. An electrical component that restricts the flow of electrical current in a circuit
  4. 6. A device used to measure electric current in a circuit
  5. 7. A Light Dependant Resistor
  6. 8. The flow of something in a circuit
  7. 9. A component that controls the flow of electricity by opening or closing the circuit