Across
- 3. Team sport played on a field with two goals
- 7. Tendency for an object to keep doing what it is doing
- 10. Change in velocity
- 12. Discovered 3 laws of motion
- 14. ____ Law- equal and opposite reaction
- 15. Organ of soft nervous tissue
- 17. When one moving object hits another object
- 19. A hard or protective hat
- 20. ___ Law- F=ma
- 21. A mild traumatic brain injury
Down
- 1. Team sport played with an oval ball
- 2. Fast contact sport played on ice
- 4. Resistance to moving over another surface
- 5. A push or a pull
- 6. Speed and direction
- 8. The amount of matter that makes up an object
- 9. A quantity or arrow that has direction and magnitude
- 11. A first or preliminary model of something
- 13. The force of gravity on an object
- 16. Unit to measure energy
- 18. Soft material such as foam or cloth used to cushion something
- 20. A framework of bone protecting the brain