Across
- 8. comes from digging deep in the ground
- 9. when atoms fuse
- 11. fuel formed by mixing gasoline and alcohol
- 13. What is oil mainly used for
- 15. kinetic friction
- 16. What percent of the USA coal is exported
- 18. What gas is emitted from cars
- 20. Turns a turbine
- 21. is bio mass renewable
- 23. what is the most efficient energy source
- 24. a limitation to solar energy
- 25. Movement of electrons
Down
- 1. wood plant manure waste
- 2. Why inset fusion commonly used today
- 3. how does a meltdown occur
- 4. radiant energy from the sun
- 5. why inset hydrogen used commonly used
- 6. Compounds that make up oil
- 7. is the least used energy
- 10. the prosses to make oil
- 12. Name a type of fossil fuel
- 14. Since fossil fuels take hundreds of millions of years to form they are considered
- 17. central core of an atom
- 19. oil When fuel is pumped from the ground
- 22. What is coals main use