Physics crossword

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Across
  1. 1. negative charge
  2. 3. transferring a static charge by touching
  3. 5. the continuous flow of electric charge
  4. 7. rubber, glass, wood
  5. 8. removing a static charge from an object by providing a path to the ground
  6. 10. transferring a charge without touching
Down
  1. 2. voltage
  2. 4. positive charge
  3. 6. sliver, copper, aluminum
  4. 9. no charge