Energy & Natural Resources

2. A chemical that affects trees and water (sulfur mixing with oxygen)
5. Motion energy
6. Photovoltaic cells (PV cells) are made of this element.
9. Carbon Dioxide and Methane are examples of this.
12. The movement of energy through substances
15. Cleanest burning fossil fuel.
17. Combining atoms
18. Energy sources that is one of the fastest growing renewable sources.
20. Formed hundred of millions of years ago from the remains of ancient organisms
21. Extracted through mining
25. Creates ethanol
26. An odorant that is added to natural gas as a safety measure to detect a gas leak.
27. The water in a reservoir has this, which is ideal for hydropower.
28. Provides 5.3 % of the US's energy

1. This source of energy includes biomass, geothermal, hydropower, Solar, and wind.
3. Most consumed source of energy
4. Splitting apart atoms to form smaller atoms
7. Their supplies are limited
8. Turbine blades spin a shaft within a ______________ which produces electricity.
10. A renewable source of natural gas that is produced in landfills.
11. Nonrenewable source of nuclear energy
13. Controls the flow of excess water in dams.
14. Clean energy sources do not produce this.
16. Energy Stored in the nucleus of an atom
19. _______________ of Energy - Energy is neither created nor destroyed, but simply transferred or transformed.
22. Heat from within the Earth
23. Electromagnetic energy
24. Stored energy