Across
- 1. On your head
- 4. Part between your upper body
- 7. Important part on your leg
- 8. Thing that carries oxygen
- 11. where the lung is connected to
- 13. Where energy gets sucked
- 15. Where the food goes
- 16. Bone on your chest
- 18. A substance for you to use
Down
- 2. Where the food breaks down
- 3. Where nonusable thing goes
- 5. Thing you need for strengh
- 6. A thing that gives energy
- 9. A important thing in your body
- 10. The thing you breathe
- 12. the thing air go into
- 14. the thing you use to breathe
- 17. A type of system for energy