Across
- 2. when dinosaurs existed they were in _______.
- 3. Fuels you born them for energy
- 5. the practice of land management.
- 6. everyday use/thing.
- 7. it builds materials
- 8. dioxide methane and _____are gases for greenhouse
- 9. gas is made of glass and used to grow plants.
Down
- 1. rands on heavy and can_________us.
- 4. carbon dioxide and ______are the greenhouse gases.
- 6. rocks move and the earth shakes.