Across
- 3. two forces acting in opposite directions on an object and equal in size
- 5. increase in the rate or speed of something
- 7. This man's laws
- 8. Mass multiplied by Acceleration
- 9. force The vector sum of forces acting on a particle or body.
Down
- 1. a force that changes the position, speed or direction of the object to which it is applied
- 2. the third law of motion
- 4. the action of one surface or object rubbing against another
- 6. a tendency to do nothing
- 8. the second law of motion