Across
- 3. Provides support
- 4. You exhale this
- 5. Chemical formula of O2
- 6. Protects the heart and lungs
- 7. Responsible for movement of the human body
- 11. Main organ which keeps you alive
- 12. Connects bones to other bones
- 14. What food gives you
Down
- 1. Oxygen is inhaled through it
- 2. Connects muscles to bones
- 4. A food group
- 8. Provides structural support for your body
- 9. A type of wellbeing
- 10. Protects the brain
- 13. Main organs of the respiratory system