Across
- 2. Dead plant material that can create electricity when burned.
- 4. Using little energy.
- 5. Resources that are replaced over a relatively short period of time.
- 9. A substance that provides energy.
- 12. Making the most of the energy that you have.
- 14. Making the most of something.
- 15. Rods that create a nuclear reaction.
- 17. Coal, Petroleum and natural gas.
- 18. Chemical compounds that contain carbon and hydrogen atoms.
- 20. A layer of carbon-based gases in the Earth's atmosphere that trap the Sun's heat.
- 22. A machine that spins by air, water, steam, etc.
- 23. The main use for coal.
- 25. Energy made from the Earth's Crust's heat.
- 26. A factory that transforms crude oil into usable oil.
- 27. Rods that limit the amount of energy being produced in a nuclear reaction.
- 28. When a neutron hits a U-235 nucleus which creates energy.
Down
- 1. The energy conversion that occurs when a car burns gas.
- 3. Resources that are replaced over relatively long periods of time.
- 6. When a hydrogen 3 and 2 nucleus combine.
- 7. The part that contains the nuclear reactor in a nuclear power plant.
- 8. Greenhouse gases are made primarily from this.
- 10. Energy harnessed from the sun.
- 11. Heating/Cooling, transportation and electricity.
- 13. Energy made from the movement of water.
- 16. Percentage of coal mined in the U.S that is exported.
- 19. Alcohol and gasoline mixed together.
- 21. Energy that is harnessed from the air.
- 22. Oil is mainly used for this.
- 24. Compounds made from oil like plastics, paints and cosmetics.