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science 2.1 vocab
Term | Definition |
---|---|
renewable resource | Any material or energy source that cycles or can be replaced within the period of a human life span. |
Solar energy | Energy from the sun . |
biomass fuels | Organic matter that contains stored solar energy. |
Geothermal energy | heat that is transferred by water, which can be brought to the surface and used to drive electric generators as well as to heat homes and other building. |
Nonrenewable resources | Material or energy source that cannot be replaced during the time of a human life span. |