Across
- 2. Frame of ___________ is the location of the observer
- 5. Creator of the three laws
- 8. Force that occurs when two objects are touching
- 10. Resistance of motion between two objects
- 11. acceleration that has a negative value
- 14. when two objects push against each other with equal force
- 15. is affected by the distance and mass on an object
- 17. speed in a given direction
- 18. the tendency of an object to resist change in motion
- 19. Push or pull one body exerts on another
- 20. _________ motion is how we appear to move relative to something else
Down
- 1. the size of a force
- 3. Law that states " an object at rest stays at rest unless acted upon"
- 4. when two objects are pushing against each other with unequal forces
- 6. Acceleration can be change by changing the speed or __________
- 7. the change in position over time
- 9. Law that states "For every action there is an equal and opposite reaction"
- 12. increase in the rate or velocity over time
- 13. Law that states "F=mxa"
- 16. distance an object moved from its starting position
- 17. Has both magnitude and direction