Across
- 3. can cause an object to start and stop moving or change direction
- 6. when two surfaces rub against each other
- 8. occurs when an object rolls over a surface
- 11. the greatest velocity that can be obtained during a free fall
- 12. overall force on an object
- 13. the force of gravity on an object
- 14. named after Isaac Newton
- 15. objects falling through air experience this
Down
- 1. acts on objects that aren't moving
- 2. occurs when solid surfaces act on each other
- 4. results when an object moves through a fluid
- 5. an object that is thrown
- 7. equal forces acting in opposite directions
- 9. a push or pull
- 10. the force that pulls objects toward each other