Across
- 3. greenhouses when burned
- 5. wind
- 6. panel/ attracts sun for energy
- 7. resources/ sources that will run out
- 9. within the earth that are free and won't run out
- 10. the sun to create energy
Down
- 1. it in a car and is a non-renewable resource
- 2. water to create energy
- 4. resources/ sources that never run out
- 8. wind to make energy