national grid

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Across
  1. 2. Happens to potential difference in a step-down transformer.
  2. 4. Transferred by electrical work.
  3. 6. Equal to the product of current squared and resistance.
  4. 8. Used to transfer electrical energy into kinetic.
  5. 10. Designed to bring about energy transfers.
  6. 11. Energy dissipated in power cables.
Down
  1. 1. Measured in amperes.
  2. 2. Use at the output of a step-down transformer.
  3. 3. Allows potential difference to be increased or decreased.
  4. 5. Done when charge flows in a circuit.
  5. 7. Grid system used to transfer energy efficiently.
  6. 9. Unit of electrical power.