Across
- 7. form of carbon found in plants and other organic matters
- 8. process where plants transform co2 into oxygen and other products
- 9. all water on earth
- 10. process if global climate getting warmer
- 11. process where heat is trapped to warm the earth and let out if earth is overheating
Down
- 1. form of carbon stored in oil, coal and gas
- 2. the process where carbon is transported and stored in different parts of the earth
- 3. all life on earth
- 4. earths upper mantle and crust
- 5. layer of gas surrounding earth
- 6. matter making up all life on earth
- 12. layer of gas that protects earth from ultraviolet radiation