Electricity

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Across
  1. 3. A circuit with multiple paths that electrons can take
  2. 5. A device that only lets current flow in one direction
  3. 7. When a component is bypassed in a circuit
  4. 9. Device used to measure current
  5. 11. A device with a resistance that decreases as it heats up
  6. 12. A measure of how hard it is for electrical current to flow
Down
  1. 1. Unit of power
  2. 2. A resistor that can have its resistance altered
  3. 4. Measure of amount of energy each unit of charge carries
  4. 6. A safety device that protects against too much current
  5. 7. A circuit with only one path for electrons to flow
  6. 8. A device that transfer electrical energy to heat and light
  7. 10. The wire in a plug that is at a very high voltage
  8. 13. An extra wire in a plug that protects against faults
  9. 14. A source of energy in a circuit