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6SC Ecology
| Term | Definition |
|---|---|
| conservation | process of using a resource wisely so that it will not be used up |
| thermal | heat |
| wind | horizontal movement of air from an area of high pressure to an area of lower pressure |
| solar | from the sun |
| biomass | fuel made from things that were once alive-algae, veg. oil, manure |
| fossil fuel | an energy-rich substance formed from the remians of organisms |
| energy sources | wind, solar, thermal, nuclear |
| renewable resource | resource that is naturally replaced in a relatively short time |
| non-renewable resource | natural resource that is not replaced as it is used |
| oil, natural gas, & coal | fossil fuels |
| hydroelectric | most widely used source of renewable energy |
| cause of most air pollution | burning fossil fuels |
| indirectly caused by solar energy | wind, biomass, water energy |
| soil is conserved by | crop rotation, terracing, leave land fallow, wind breaks |
| renewable energy | wind, water, biomass, solar, hydroelectric, geothermal |
| non-renewable | coal, oil, natural gas |
| possible global warming consequence | polar ice caps may melt leading to higher ocean levels |
| alternative energy resource | energy resource used instead of fossil fuels |