Science - Pentathlon - Chapter 5
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Created by:
monkeyface1114 on March 30, 2010
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9 terms
Terms | Definitions |
|---|---|
 natural resource | any material in nature that people use and value |
| renewable resource | a natural resource that can be restored |
| nonrenewable resource | a resource that cannot be replaced |
| recycling | the act of processing used or abandoned materials for use in creating new products |
| energy resources | Natural resources that can be converted into energy |
| fossil fuels | a nonrenewable energy resource that forms in the Earth's crust for millions of years |
| petroleum | an oily, dark-colored, flammable liquid found in the earth, consisting mainly of a mixture of various hydrocarbons. |
| strip mining | Process in which rock and soil are stripped from the Earth's surface to expose underlying material. |
| acid precipitation | precipitation that contains acids due to air pollution |
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