Across
- 4. a part of the body that has specific job
- 6. organs that people and other animals use to breathe air
- 7. a gas necessary for life that is found in the air
- 8. dioxide a gas that is produced when people and animals breathe out
Down
- 1. to move air into and out of lungs
- 2. the path that air takes in and out of the lungs
- 3. a roll of paper filled with tobacco to smoke
- 5. tubes that carry air all around the lungs