Across
- 2. reduces friction
- 4. an object that is thrown
- 5. two forces in with varying strength
- 6. two surfaces rubbing against each other
- 8. an explaination of newton's third law
- 10. the amount of matter in an object
- 14. forces that have the same strength in opposite directions
- 15. a force that pulls objects towards earth
- 17. the tendency of an object to resist a change in motion
- 18. when gravity is the only force acting on an object
- 19. distance over time
- 21. a push or pull
Down
- 1. Mr. Valdez's favorite movie (besides Star Wars)
- 3. force over mass
- 7. the SI unit of mass
- 9. two forces in the same direction
- 11. two forces in opposite direction
- 12. the force left over
- 13. involves mass and gravity
- 16. made laws of motion
- 20. the number of laws of motion