Across
- 2. Geothermal water heater
- 5. the sun heats tech which heats your house
- 6. Moon waterpower
- 7. mirrors that generate solar power
- 9. weather energy
- 11. Coal power but less polluting
- 14. Ocean power
- 15. Gas making electricity
- 16. Oil before it was buried
Down
- 1. sun heated plate heater
- 3. sun heated power generator
- 4. Power garden
- 8. Coal before it was buried
- 10. Earth power
- 12. Electricity making gas
- 13. the sun heats your house