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energy vocab
| Term | Definition |
|---|---|
| Resource | a substance in the environment that is useful to people, is easy to access, and is socially acceptable to use |
| Renewable resource | a natural resource that can be replaced at roughly the same rate as it is used |
| Nonrenewable resource | a resource that cannot be replaced |
| Conservation | protecting and preserving the natural resources and environment |
| Preservation | a resource in its present condition, with as little human contact as possible |
| Law of conservation of energy | energy cannot be created nor destroyed, just changed from one form to another |
| Biomass | energy from plant products and/or animal waste, typically used as a fuel source |
| Fossil fuels | coal, oil, natural gas, and other fuels that come from remains of plants and animals |
| Petroleum | a thick, flammable mixture that can be a liquid, solid, or gas and can be processed into different materials such as gasoline, kerosine, natural gas, asphalt |
| Greenhouse gasses | gasses in the atmosphere that trap heat near the surface |
| Fracking | injecting liquid at a high pressure into shale to free up petroleum resources,such as oil or natural gas |
| Geothermal | energy generated from the heat from within the Earth |
| Hydroelectric | energy generated from flowing water |
| Nuclear energy | energy is generated from the nucleus of atoms |
| Solar | Energy from the sun |
| Photovoltaic cells | devices that capture the energy from light and convert into electricity |
| Wind | energy from transforming the motion of air into electrical energy using a turbine |