Elizabeth's Crossword Puzzle

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Across
  1. 2. gravitational force acting on an object
  2. 6. force that pulls objects towards each other
  3. 8. overall force acting on an object
  4. 11. the more force on an object, the more it accelerates
  5. 12. The space an object occupies
  6. 13. The standard unit of measurement for mass
  7. 15. An objects resistance to change it's motion
  8. 16. amount of matter in an object
  9. 17. when net force on an object is zero
  10. 18. resistance between two objects
  11. 19. An object at rest remains at rest; and if in motion will remain in motion in a straight line; unless a force acts on it
  12. 20. equal force acting on object in different directions
Down
  1. 1. a force pulling inward toward the center of rotation
  2. 3. a force pulling outward from the center of rotation
  3. 4. downward movement with only the force of gravity
  4. 5. for every action there is an equal and opposite reaction
  5. 7. the rate in which velocity changes
  6. 9. a quantity that has a size or magnitude only
  7. 10. maximum speed while free falling
  8. 14. any physical quantity that is defined by size and direction