Across
- 2. with oxygen
- 5. muscle strengthened doing crunches
- 7. thigh bone
- 11. meeting the need for oxygen over time
- 12. number of points for a touchdown
- 14. how long you exercise
- 15. number of points for a free throw
- 16. what muscles are made up of
- 17. range of motion
Down
- 1. how many times a week you exercise
- 3. muscle group that bends the elbow
- 4. exerting a force over time
- 6. needed to exert a force
- 8. number of chambers in the heart
- 9. a warning in soccer
- 10. without oxygen
- 13. how hard you exercise
- 18. what kind of exercise you're doing