Forces and Speed Crossword

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Across
  1. 4. system of measurement with units based on powers of 10
  2. 8. change of velocity per unit of time
  3. 10. diagram used to show relative magnitude and direction of all forces acting on an object
  4. 12. sum of all forces acting on an object
  5. 14. to act on and be acted upon by one or more objects
  6. 15. force opposing motion when object is at rest
  7. 16. a push or a pull
  8. 17. steepness of a line on a graph
  9. 18. ability to apply force over a distance
Down
  1. 1. method of converting between different units
  2. 2. how far between two objects or locations
  3. 3. unit for measuring force
  4. 5. speed that does not vary over time
  5. 6. instrument used to measure force
  6. 7. force opposing motion when object is already moving
  7. 9. moving more slowly
  8. 11. location of an object
  9. 13. energy of motion
  10. 15. the rate of change in position