Across
- 3. The moving of something from its original place or position
- 6. The force of attraction
- 9. The total time traveled divided by the total time elapsed
- 11. The rubbing together of two objects
Down
- 1. Any movement or change in position
- 2. Movement or action
- 4. The property of matter by which it retains its state of rest or its velocity
- 5. Increase in speed
- 7. Amount or quality of heaviness or mass
- 8. An object at rest tends to stay at rest while and object in motion tends to stay in motion unless acted on by an outside force
- 10. A quantity
- 11. Strength or power exerted upon an object