Units Crossword

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Across
  1. 1. Unit of current
  2. 4. Unit of Momentum
  3. 5. Unit of time
  4. 7. Unit of energy
  5. 8. Unit of resistance
  6. 10. Unit of frequency
  7. 12. Unit of Force, Sir Isaac
Down
  1. 2. Unit of speed
  2. 3. Unit of voltage
  3. 6. Unit of charge
  4. 9. Unit of distance
  5. 11. Unit of power