force and motion

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Across
  1. 3. pace
  2. 6. shove
  3. 7. rubbing
  4. 10. speeding up
  5. 11. sluggishness
  6. 13. length
  7. 15. force static
Down
  1. 1. energy motion
  2. 2. energy stored energy
  3. 4. abundance
  4. 5. pull an weight
  5. 8. plane ramp
  6. 9. energy
  7. 12. ability to do work
  8. 14. quick movement