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Energy
Renewable and nonrenewable resources
Term | Definition |
---|---|
fossil fuels | a natural fuel such as coal or gas, formed in the geological past from the remains of living organisms |
solar energy | radiant energy emitted by the sun |
solar cells | a device converting solar radiation into electricity |
hydropower | electric energy generated by the force of moving water |
wind energy | describes the process by which wind is used to generate electricity. Wind turbines convert the kinetic energy in the wind into mechanical power. |
geothermal | relating to or produced by the internal heat of the earth |
nuclear energy | the energy released during nuclear fission or fusion, especially when used to generate electricity |