Across
- 5. What makes the Earth warmer?
- 6. Water in the atmosphere also acts as a?
- 9. What makes the Earth warmer?
- 10. What takes in carbon dioxide and releases oxygen?
- 11. What does carbon dioxide made to the ocean?
- 12. Some sun energy is trapped by what?
- 14. How's the temperature in the greenhouse?
Down
- 1. What do what a roof of a greenhouse does?
- 2. What makes the green house stronger?
- 3. Where does most of the sun's energy goes to?
- 4. Where does the heat is trapped?
- 7. What is reflected back into space?
- 8. During the day What does the sun warms up?
- 13. What makes the greenhouse warm?