Across
- 3. my first name starts with R
- 6. a rock sitting on the edge of a cliff
- 8. a constant supply of energy
- 11. comes from windmills
- 14. solar panel
- 15. bicycle
- 16. 3rd hour
- 18. a car that is parked at the top of a hill
Down
- 1. comes from the sun
- 2. a volcano
- 4. a person walking
- 5. what activates a generator
- 7. wood,crops/manure and garbage
- 9. Dam
- 10. a energy source you have to keep resupplying
- 12. coal
- 13. the ability to do work
- 17. campfire