Electricity

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Across
  1. 5. electrical potential or potential difference expressed in volts
  2. 7. a unit for measuring electrical resistance
  3. 8. the act of giving or delivering something to people
  4. 9. a small device that starts or stops the flow of electricity to something (such as a lamp or a machine) when it is pressed or moved up and down
  5. 10. the flow of electricity through a wire
  6. 11. to produce (something) or cause (something) to be produced
  7. 12. the unit for measuring electric current
Down
  1. 1. a substance that allows electricity to pass along it or through it
  2. 2. the opposition of a piece of electrical equipment to the flow of direct current
  3. 3. a device that changes the voltage of an electric current
  4. 4. a unit for measuring the force of an electric current
  5. 6. the complete path of wire and equipment along which an electric current flow