Across
- 1. remains constant unchanging.
- 6. classical ___________
- 11. change of position
- 13. force that occurs on the outside
- 14. force, sum of all the forces acting on an object.
- 15. stationary, not moving
- 17. push or pull on an object
- 18. occurs in specifically in 3rd law, but happens in all three
- 19. causes a rolling ball to stop on grass
- 20. Reaction only happens if there is?
Down
- 2. Newton, Discovered the basic principles of modern physics
- 3. force that is pulling on every object
- 4. the rate of change of an object's velocity
- 5. number of laws
- 7. law, F= MxA
- 8. first law
- 9. something will continue to stay in that__________, unless someone changes it,
- 10. amount of matter contained in an object
- 12. every action= __________
- 16. law, action=reaction