Across
- 7. the force that happens in response to an action
- 8. the force that starts an interaction between objects
- 10. the rate at which an object’s velocity changes
- 13. an object’s resistance to a change in motion
- 14. the scientist who developed the laws of motion
- 17. the way a force or object moves
- 19. when forces cause a change in motion
- 20. Law, the law that explains how force mass and acceleration are related
Down
- 1. a math rule used to calculate force mass or acceleration
- 2. a force that resists motion between two surfaces in contact
- 3. the amount of matter in an object
- 4. the movement of an object from one place to another
- 5. a force that pulls objects toward Earth
- 6. a push or a pull that can change an object’s motion
- 9. when forces cancel each other out
- 11. describes the size of action and reaction forces
- 12. describes the direction of action and reaction forces
- 15. Law, the law that states every action has an equal and opposite reaction
- 16. Force, the total force acting on an object
- 18. when two objects act on each other
