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Resources
Term | Definition |
---|---|
Natural Resource | parts of Earth's environment that supply materials useful or necessary for the survival of living organisms |
Renewable Resources | natural resources such as water, sunlight, and crops that are constantly being recycled or replaced by nature. |
Nonrenewable Resources | natural resources such as petroleum, minerals, and metals that are used more quickly than they can be replaced by natural processes. |
Petroleum | resource formed over hundreds of millions of years mostly from the remains of microscopic marine organisms buried in Earth's crust. |
Fossil Fuel | nonrenewable energy resources coal, oil, and natural gases that formed in Earth's crust over hundreds of millions of years. |
Hydroelectric Power | energy produced when the energy of falling water turns the blades of a generator turbine. |
Nuclear Energy | energy produced from the splitting apart of billions of uranium nuclei by a nuclear fission reaction. |
Geothermal Energy | heat energy within Earth's crust, available only where natural geysers or volcanoes are located. |