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35 Cards in this Set
- Front
- Back
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ACID DEPOSITION
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sulfur oxides & nitrogen oxides, emitted by burning fossil fuels, combine with oxygen and water to form sulfuric & nitric acid, and return to earth
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ACID PRECIPITATION
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conversion of sulfur oxides and nitrogen oxides to acids that return to Earth as rain, snow, or fog
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ACTIVE SOLAR ENERGY SYSTEMS
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solar energy system that collects energy through the use of mechanical devices like photovoltaic cells or flat-late collectors
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AIR POLLUTION
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concentration of trace substances, such as carbon monoxide & nitrogen oxides at a greater level than occurs in average air
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ANIMATE POWER
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power supplied by people or animals
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BIOCHEMICAL OXYGEN DEMAND [BOD]
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amount of oxygen required by aquatic bacteria to decompose a given load of organic waste. a measure of water pollution
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BIODIVERSITY
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the number of species within a specific habitat
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BIOMASS FUEL
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fuel that derives from plant material and animal waste
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BREEDER REACTOR
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nuclear power plant that creates its own fuel from plutonium
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CHLOROFLUOROCARBON [CFC]
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a gas used as a solvent, a propellant in aerosols, plastic foams, etc.
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CONSERVATION
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sustainable use and management of a natural resource, through consuming at a less rapid rate than it can be replaced
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FERROUS
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metals, including iron ore, that are utilized in the production of iron and steel
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FISSION
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splitting of an atomic nucleus to release energy
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FOSSIL FUEL
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energy source formed from the residue of plants & animals buried millions of years ago
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FUSION
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creation of energy by joining the nuclei of two hydrogen atoms to form helium
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GEOTHERMAL ENERGY
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energy from steam or hot water produced from hot or molten underground rocks
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GREENHOUSE EFFECT
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anticipated increase in earth's temperature caused by carbon dioxide trapping some of the radiation emitted by the surface
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HYDROELECTRIC POWER
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power generated from moving water
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INANIMATE POWER
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power supplied by machines
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NONFERROUS
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metals utilized to make products other than iron and steel
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NONRENEWABLE ENERGY
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source of energy that is a finite supply capable of being exhausted
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OZONE
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a gas that absorbs ultraviolet solar radiation, found in the stratosphere
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PASSIVE SOLAR ENERGY SYSTEMS
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solar energy system that collects energy without the use of mechanical devices
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PHOTOCHEMICAL SMOG
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an atmospheric condition formed through a combination of weather conditions and pollution, especially from motor vehicle emissions
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PHOTOVOLTAIC CELL
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solar energy cells, usually made from silicon, that collect solar rays to generate electricity
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POLLUTION
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addition of more waste than a resource can accomodate
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POTENTIAL RESERVE
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the amount of energy in deposits not yet identified but thought to exist
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PRESERVATION
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maintenance of a resource in its present condition, with as little human impact as possible
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PROVEN RESERVE
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the amount of a resource remaining in discovered deposits
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RADIOACTIVE WASTE
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particles from a nuclear reaction that emit radiation
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RECYCLING
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the separation, collection, processing, marketing, and reuse of unwanted material
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RENEWABLE ENERGY
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a resource that has a theoretically unlimited supply and is not depleted when used by humans
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RESOURCE
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a substance in the environment that is useful to people, is economically and technologically feasible to access, and is socially acceptable to use
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SANITARY LANDFILL
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a place to deposit solid waste, where a layer of earth is bulldozed over garbage each day to reduce emissions of gases and odors from the decaying trash, to minimize fires, and to discourage vermin
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SUSTAINABLE DEVELOPMENT
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farming methods that preserve long-term productivity of land and minimize pollution, typically by rotating soil-restoring crops with cash crops and reducing inputs of fertilizer and pesticides
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