Across
- 4. type of energy from sun that strikes electrons to move
- 6. when fuel rods generate too much heat this occurs
- 9. the percent of coal mined in the US exported
- 12. power energy produced by flowing water
- 16. putting solar _ on your roof to conserve energy
- 17. compounds made from oil
- 19. to conserve energy at home put this between the walls
- 22. energy from wind, solar, geothermal, biomass
- 25. this comes from cars that cause pollution
- 26. three major fossil fuels are oil, natural gas and _.
- 29. type of bulb that conserves electricity
Down
- 1. this is rotated around to make electricity
- 2. isolation prevents this from escaping
- 3. wind, flowing water, tides are used to make electricity in these plants
- 5. renewable energy from biomass,_fuel cells
- 7. in order to have hydropower you need this
- 8. major component of solar energy
- 10. chemical compound that contains carbon/hydrogen atoms
- 11. Nuclear fusion not good energy source due to temperature and_
- 13. hydrogen fuel cells make efficient
- 14. what's oil mainly used for.
- 15. heat energy from Earth's interior
- 18. Energy given off by sun
- 20. _fuels main source of energy is hydrogen
- 21. a factory where crude oil is heated and separated
- 23. most of the coal in the USA is used for this energy
- 24. wood, plant part and manure that can be used as fuels
- 27. gasoline and alcohol mixed together
- 28. Florescent lights are better because they use _ electricity
- 29. substance that provides energy due to a chemical change