Across
- 4. total momentum before = total momentum
- 6. the resistive force that opposes the motion of an object
- 8. change in momentum (force x time)
- 9. push or pull
- 10. mass x velocity
- 11. the speed at any instant of time
- 12. quantity describing both speed and direction
- 13. distance covered per amount of travel time (m/s)
- 14. the force that supports an object on a surface against gravity
Down
- 1. two objects collide, one goes flying
- 2. two objects collide, they become tangled together
- 3. the total distance traveled divided by the time of travel (total distance covered/travel time)
- 5. change in velocity/time
- 7. non-moving objects have ____ ___________
- 15. measurements are based on everything relative to your __________