travisj Energy Crossword
Across
- 5. solar energy only works when ____is out
- 7. cannot be remade in a short amount of time
- 8. where oil is heated
- 9. traps heat inside
- 10. light and heat given off by the sun
- 13. energy from sun found in water, natural gas molecules, biomass
- 18. have hydrogen and carbon in it
- 20. adding alcohol to gasoline
- 22. digs wells in earth and pump heated water/steam to surface
- 23. breaking apart
- 24. wood, plant parts, manure, and food wastes that can be used as fuel
- 26. hydrogen fuel cells can be added to ______to reduce pollution in plants
- 27. coming together
- 28. solar collector collects sunlight
- 29. sound of wind mill causes____pollution
Down
- 1. power produced by flowing water
- 2. water pushes turbines that spin a generator
- 3. shows the direction and power of wind
- 4. most of the oil used in the U.S. is used for this
- 6. fluorescent bulbs conserve this
- 11. is nonrenewable
- 12. made from fuels and petroleum
- 14. a natural gas that will power most transportation
- 15. can be remade in a short amount of time
- 16. heat from Earth's interior
- 17. plants take in sunlight and turn it into chemical energy
- 19. hydrogen fuel cells produce electricity by _______hydrogen and oxygen atoms
- 21. takes in energy from wind mills
- 25. geothermal energy doesn’t release ____emissions
- 27. type of fuel found underground