Across
- 5. the rate at which someone or something is able to move or operate.
- 6. those that are equal in magnitude but opposite in direction
- 8. the force that attracts a body toward the center of the earth, or toward any other physical body having mass.
- 9. a vehicle's capacity to gain speed within a short time.
- 10. a course along which someone or something moves.
Down
- 1. strength or energy as an attribute of physical action or movement.
- 2. forces that are not equal in magnitude and may or may not act in the same direction
- 3. the speed of something in a given direction.
- 4. the slowing down of an object
- 7. the resistance that one surface or object encounters when moving over another.