Across
- 3. The force of two objects rubbing against each other
- 6. Something used to reduce friction
- 9. The amount of something
- 10. Something used to measure force
- 12. Contact is the reason for the force
- 14. A steady speed of a falling object
- 16. Something that changes motion
Down
- 1. The force that keeps us on the ground
- 2. The force pushing things up in water
- 4. The friction between two surfaces
- 5. Many changes in motion
- 7. No change in motion
- 8. How heavy an object is
- 11. Things speeding up
- 13. A force that is non-contact
- 15. The unit of measurement for force