Across
- 3. a push or pull on an object
- 5. unit of force
- 6. measurement of the amount of matter in an object
- 8. tendency to do nothing or to remain unchanged
- 9. the speed of something in a given direction
- 10. for every action there is a equal and opposite reaction
- 13. increase in rate or speed or something
- 14. forces that are equal
Down
- 1. every object will remain at rest unless acted on by another force
- 2. forces that are unequal
- 4. the action of one object or surface rubbing against another one
- 7. f=mxa
- 11. how fast something is moving
- 12. unit of mass