Across
- 5. sum of forces acting on a particle or body
- 6. a push and pull upon an object resulting from the object's interaction with another object
- 9. a force that are opposite in direction and are equal in size
- 10. the time rate at which an object is moving or accelerating
- 11. how to find force
- 12. an action of one object or surface moving on each other
Down
- 1. the speed of something in given direction
- 2. newton's third law
- 3. a force that are opposite in direction but not equal in size
- 4. the rate of change in velocity
- 7. the resistance of any physical object to any change in its velocity
- 8. the force needed to accelerate one kilogram of mass