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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. |