Challenge it, Science

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Across
  1. 1. Alikes
  2. 3. needle,battery,wires
  3. 4. positive, Negative charge
  4. 5. metal
  5. 9. energy does not move through a current
  6. 10. opposites
Down
  1. 2. current flow of charged particles
  2. 6. energy
  3. 7. energy battery
  4. 8. Atoms tend to gain and lose---easily