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Across
  1. 5. - Connection to the Earth used for safety in electrical systems
  2. 6. - Flow of electric charge in a circuit
  3. 9. - Tool for measuring electrical properties such as voltage, current, and resistance
  4. 10. - Electric current that reverses its direction periodically
  5. 11. - Light-emitting diode, a semiconductor device that emits light when current flows through it
Down
  1. 1. - Component that stores energy in a magnetic field
  2. 2. - Electric potential difference between two points
  3. 3. - Device that converts mechanical energy into electrical energy
  4. 4. - Panel with switches for controlling electrical circuits
  5. 7. - Device that converts electrical energy into mechanical motion
  6. 8. - Device that increases the amplitude of an electrical signal