Across
- 4. breaking down molecules and makes atp
- 5. oil coal gasoline all contain large amounts of carbon
- 7. dead organisms slowly decomposing
- 9. circulation of nitrogen
- 10. water vapor cools and becomes liquid
Down
- 1. movement of carbon from the atmosphere into an organizem
- 2. the process by which a plant turns energy from the sun into carbon
- 3. water in the clouds returning to earth
- 6. movement of oxygen from the atmosphere into living organizem
- 8. water leaving the earth and into the sky