Technology Crossword

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Across
  1. 2. when 2 cells are connected next to each other
  2. 4. the output of a bulb when a circuit is witched on
  3. 5. a flow of electricity
  4. 6. a device that measures voltage
  5. 7. a material that lets electricity pass through it
  6. 10. "several cells can be used as ______ to be electrical systems"
  7. 11. used to measure current
  8. 12. two or more cells
Down
  1. 1. input device that supply electrical energy when rotated
  2. 3. the flow of charged particles from one point to another
  3. 8. opposite of input
  4. 9. something that slows down/uses up electricity