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Java Games: Flashcards, matching, concentration, and word search. |
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World Resources
People use natural resources in order to survive and meet other needs.
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| natural resource | materials that people take from the natural environment to survive and to satisfy their needs. |
| renewable resources | a natural resource that the environment continues to supply or replace as it is used |
| nonrenewableresources | a natural resource that cannot be replaced once it is used--for example, minerals such as fossil fuels, iron, copper, aluminum, uranium, and gold. |
| fossil fuels | any one ofthe several nonrenewable resources--coal, oil, natural gas--formed from the remains of ancient plant and animals and used for fuel. |
| nuclear energy | a type of energy produced byfission-- the splitting of uranium atoms in a nuclear reactor, releasing stored energy |
| geothermal energy | energy from the earths intense interior heat, which transforms underground water to steam that can be used to heat homes or to make electricity. |
| solar energy | energy produced by the sun |
| manufacturing | turning raw materials into finished products |
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