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Mr. DeLaTorre Chap 5
Mr. DeLaTorre Earth Science Chap 5 Vocabulary
| Question | Answer |
|---|---|
| natural resource | Any natural substance, organism, or energy form that living things use. |
| Renewable resource | a natural resource that can be used and replaced over a relatively short time. |
| Nonrenewable resource | a natural resource that cannot be replaced. |
| Recycling | the use of used or discarded materials that have been reprocessed into new products. |
| Energy resource | a natural resource that can be converted by humans into other forms of energy in order to do useful work. |
| Fossil fuel | a nonrenewable energy resource that forms in the Earths crust over millions of years. |
| Petroleum | an oily mixture of flammable organic compounds in a liquid form. |
| Natural gas | a gaseous fossil fuel. |
| Coal | a solid fossil fuel formed underground from buried decomposed plant material. |
| Strip mining | a process in which rock and soil are stripped from the Earths surface to expose the materials to be mined. |
| Acid precipitation | precipitation that contains acids due to air pollution. |
| Smog | a photochemical fog produced by the action of sunlight on air pollutants. |
| Nuclear energy | the form of energy associated with changes in the nucleus of an atom. |
| Solar energy | energy from the sun |
| Wind energy | energy in wind. |
| Hydroelectric energy | electricity produced by falling water. |
| Biomass | organic matter such as plants, wood, and waste that contains stored energy. |
| Gasohol | a mixture of gasoline and alcohol that is burned as fuel. |
| Geothermal energy | energy resulting from the heating of the Earths crust. |