Extra credit (Vishwaa, Sungwoo, leon)

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Across
  1. 2. Opposing force of motion
  2. 3. Unit of length
  3. 4. Energy of motion
  4. 9. Stored energy
  5. 12. Decrease energy in a system
  6. 13. Increase energy in a system
  7. 15. Approximately 10 meters per second squared
  8. 16. The stored energy of a rubber band
  9. 18. The total energy in a system
  10. 19. Unit is kg
  11. 20. Unit of power
Down
  1. 1. Increase in velocity
  2. 5. Unit of force
  3. 6. Work divided by time
  4. 7. Newton's second law
  5. 8. The stored energy of gravity
  6. 10. The ability to produce change
  7. 11. Meters per second
  8. 14. Change in total mechanical energy
  9. 17. Unit of energy