Lights out!

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Across
  1. 3. A safety device that automatically stops the flow of electricity in a circuit as a protection measure.
  2. 4. To disconnect an electrical device from its power source.
  3. 11. A device consisting of one or more cells that store and provide electrical energy.
  4. 12. A machine that converts mechanical energy into electrical energy, often used as a backup power source.
  5. 13. A form of energy resulting from the movement of electrons, used to power devices and systems.
  6. 14. A safety device that protects electrical circuits by melting and breaking the circuit when the current is too high.
  7. 15. A cylinder of wax with a central wick that is burned to provide light.
Down
  1. 1. A violent weather condition with strong winds and usually rain, thunder, lightning, or snow.
  2. 2. A portable handheld device that emits light, typically powered by batteries.
  3. 5. A device for making and breaking the connection in an electric circuit.
  4. 6. A sudden, unexpected situation requiring immediate action.
  5. 7. A temporary loss of electrical power in a particular area.
  6. 8. The flow of electric charge through a conductor.
  7. 9. A closed path through which electric current flows.
  8. 10. To replenish the energy in a battery or device.
  9. 12. A network of interconnected power lines and stations that distribute electricity.