Across
- 2. The heart helps this red liquid move around the body.
- 4. We need this gas from the air to live.
- 5. This organ helps digest what you eat.
- 9. You do this with your nose and mouth to get air.
- 10. What the heart does — it ______ blood.
Down
- 1. We eat this every day to get energy.
- 3. You use these to breathe in air.
- 6. You fill your lungs with this.
- 7. This organ moves blood through your body.
- 8. These protect your heart and lungs.