| Term | Definition |
|---|
| Law of Entropy | energy changes from a more useful, organized form to a less useful, less organized form |
| no process involving energy can be | completely efficiant |
| how efficient are coal fire power plants | 40% |
| how does coal form | woody leafy plants in a swamp |
| how does petroleum form | aquatic organisms |
| equation for petroleum | CnH2+2+O2 = CO2+H2O+TH |
| how do you find hydrogen hydrocarbons? | multiply carbon by 2 and add |
| crude oil ingredients | carbon, hydrogen, sulfur, nitrogen |
| heavier fuels | longer hydrocarbon chains |
| lighter fuels | shorter hydrocarbon chains |
| lighter the material the | lower the boiling point, higher you find them |
| surface mining | mountain top removal, couture (on hill), strip (flat surface) |
| subsurface mining | The extraction of mineral and energy resources from deep underground deposits. |
| acid mine drainage | the acidic water with elevated concentrations of dissolved metals that drains from coal or metal mines. |
| acid drainage equation | FeS2+H2O+3.5^2=H2SO4+FeSO4 |
| major use of coal | power plants |
| acid deposition | precipation with low pH (acid rain) |
| EROEI | energy returned on energy invested |
| nonrenewable organic fuels | oil shale, tar sands, methane gas hydrates |
| methane digesters | make methane into electricity |
Combine with other sets
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