Across
- 2. force that resists the sliding or rolling of one solid object over another
- 4. the change in position of an object
- 9. Two forces acting at the same point with equal magnitude but opposite direction
- 10. The push or pull on an object with mass causes it to change its velocity
- 11. something that stays at rest until acted upon
- 13. a quantity that has both magnitude and direction
- 14. change in momentum
- 15. the amount of matter in something
Down
- 1. when a object is thrown into the air
- 3. sum of all forces acting on an object
- 5. physical quantity that is completely described by its magnitude
- 6. the time rate at which an object is moving along a path
- 7. a invisible force that pulls objects towards each other
- 8. vector quantity
- 12. rate of change of velocity per unit of time