Across
- 2. by an interaction of subatomic particles.
- 4. forces, if their effects do not cancel each other out there is a change in object's speed or direction.
- 6. a push or a pull that causes an object to change speed, direction, or to change shape or size.
- 8. , Force that resists motion between two surfaces.
- 9. speed.
Down
- 1. of attraction between two objects.
- 3. mass from an object.
- 5. forces, if their effects cancel each other out and there is no change in the object's speed or direction.
- 7. force,one object pushes or pulls another by touching it.
- 10. force,is the combination of all forces acting on an object.