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Chap 5 06
earth science flash cards to learn vibrantly
| Question | Answer |
|---|---|
| natural resource | any material that is used by humans,such as water,petroleum,minerals,forests,and animals |
| recycling | the process of recovering valuable or useful materials from waste or scrap |
| nonrenewable resource. | a resource that forms at a rate that is much slower than the rate at which the resource is consumed |
| renewable resource | a natural resource that can be replaced at the same rate as consumed |
| acid precipitation | rain,sleet ,or snow that contains a high concentration of acids |
| coal | a fossil fuel that forms underground from partically decomposed plant |
| fossil fuel | a nonrenewable energy resource formed from the remains of organisms that lived long ago |
| natural gas | a mixture gaseous hydrocarbons located under the surface of the earth often near petroleum deposits ,used as fuel |
| petroleum | a liquid mixture of complex hydrocarbons compounds used widely as a fuel source |
| smog | photo-chemical haze that forms when sunlight acts on industrial pollutants and burning fuels |
| biomass | plant material , manure , or any other ganic matter that is used as an energy source |
| chemical energy | the energy released when a chemical compound reacts to produce new compounds |
| gasohol | a mixture of gasoline and alcohol that is used as a fuel |
| geothermal energy | the energy produced by heat within the earth |
| hydroelectric energy | electric energy produced by the flow of water |
| nuclear energy | the energy realsed by a fission or fuussion reaction , the binding energy of the atomic nucleaus |
| solar energy | the energy received by earth from the sun in some form of radiation |
| wind power | the use of a windmill to drive an electric generator |