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Energy Sources
GCSE C21 P3 Energy Sources
| Term | Definition |
|---|---|
| primary source | can be used directly or used to generate electricity |
| secondary source | must be generated from a primary energy source |
| wave | uses the energy of waves in the sea |
| wind | uses the energy of moving air |
| hydroelectric | uses the energy from water in lakes high up in the mountains |
| nuclear | uses energy released from uranium or plutonium |
| thermal | any kind of power station where steam drives a turbine |
| biofuel | a fuel made from harvested crops or from plant or animal waste |
| solar | uses energy (light and/or infra-red) from the Sun |
| geothermal | uses thermal energy from rocks to generate electricity |
| tidal | uses energy from the tides in the sea / ocean to generate electricity |