newtons law crosword

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Across
  1. 3. a track is four hundred of these around
  2. 5. law of inertia
  3. 7. a force acting in the opposite direction to your chosen positive reference frame
  4. 12. a force that is applied to a object
  5. 14. A push or pull on a object is called this
  6. 15. a non negative value
  7. 16. a upwards force acting on a object
  8. 17. a diagram that has all the forces
Down
  1. 1. third law pairs are this
  2. 2. up and down is a example of this
  3. 4. unit acceleration is measured in
  4. 6. every action has a oppiset and equal reaction
  5. 8. a pull force depending on the weight of a object
  6. 9. newtons law that includes f=ma
  7. 10. the speed a object is measured in is called this
  8. 11. The rate at which an object's velocity changes over time
  9. 13. a forces direction relative to a defined positive axis
  10. 15. the amount of matter in a object