Electrical energy

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Across
  1. 2. : Cell
  2. 4. : Electricity
  3. 5. : Atom
  4. 6. : Electron
  5. 9. : Current
  6. 10. : Lightning
Down
  1. 1. : Resister
  2. 3. : Battery
  3. 7. : Circuit
  4. 8. : Proton