Energy vocab

2. Diesel substitute produced by extracting and chemically altering oil from plants
6. Energy generated from the kinetic energy of moving air
8. Property of a building material that allows it to maintain heat or cold
9. Billing system used by electric companies, customers pay higher rates as their use goes up
12. Finding and implementing ways to use less energy
14. Activity that does not change atmospheric CO2 concentrations
15. Electricity generated by the kinetic energy of moving water
16. Electrical-chemical device that converts fuel into an electrical current
17. Vehicle that runs on either gasoline or a gasoline/ethanol mixture
19. Alcohol made by converting starches and sugars from plant material into alcohol and CO2
21. Accumulation of sediments, primarily silt, on the bottom of a reservoir
25. Application of an electric current to water molecules to split them into hydrogen and oxygen

1. Energy that comes from the movement of water driven by the gravitational pull of the Moon
3. System of capturing energy from sunlight and converting it directly into electricity
4. Heat energy that comes from the natural radioactive decay of elements deep within Earth
5. Greatest quantity of energy used at any one time
7. The storage of water in a reservoir behind a dam
10. Energy source that can be renewed in a human generation
11. Energy source that can be regenerated indefinitely as long as it is not overharvested
13. Energy source that cannot be used up
18. Construction designed to take advantage of solar radiation without active technology
20. Carbon in fossil fuels
22. Energy captured from sunlight with advanced technologies
23. Liquid fuel created from processed or refined biomass
24. Process of removing more than is replaced by growth