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chapter 18
| Term | Definition |
|---|---|
| Nonrenewable resources | are resources that are used faster than they can be replaced by natural processes. |
| Renewable resources | are resources that can be replaced by natural processes in a relatively short amount of time. |
| Nuclear energy | energy released form atomic reactions. |
| Reclamation | is a process in which mined land must be recovered with soil and replanted with vegetation. |
| Solar energy | is 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 | Is energy produced by burning organic matter, such as wood, foods scraps, and alcohol. |
| Ore | are deposits of minerals that are large enough to be mined for a profit. |
| Deforestation | is the cutting of a large areas of forest for human activities. |
| Photochemical smog | is a brownish haze produced when nitrogen compounds, and other pollutants in the air react in the sunlight. |
| Acid precipitation | is precipitation that has a pH less than 5.6. |