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Earth Science Gr7
Chapter 18
| Term | Definition |
|---|---|
| nonrenewable resource | a natural resource that is being used up faster than it can be replaced by natural processes |
| renewable resource | a natural resource that can be replenished by natural processes at least as quickly as it is used |
| nuclear energy | energy stored in and released from the nucleus of an atom |
| reclamation | a process in which mined land must be recovered with soil and replanted with vegetation |
| solar energy | energy from the Sun |
| wind farm | a group of wind turbines that produce electricity |
| hydroelectric power | electricity produced by flowing water |
| geothermal energy | thermal energy from Earth's interior |
| biomass energy | energy produced by burning organic matter, such as wood, food scraps, and alcohol |
| ore | a deposit of minerals that is large enough to be mined for profit |
| deforestation | the removal of large areas of forests for human purposes |
| photochemical smog | air pollution that forms from the interaction between chemicals in the air and sunlight |
| acid precipitation | precipitation that has a lower pH than that of normal rainwater |
Created by:
carriel
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