energy
Across
- 3. energy from wind
- 5. less energy to do task
- 7. power from flowing water
- 9. energy straight from earth
- 10. makes light directly into electricty
Down
- 1. reusable, never runs out
- 2. not reusable, runs out
- 4. dangerous to birds, hets energy from wind
- 6. made from waste
- 8. energy from sun