Science Voc.
Terms
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- nucleus
- center, or core of an atom
- tidal enregy
- energy produced by tthe rise and fall of the tides
- fossil fuel
- fuel formed hundreds of million of years ago from the remains od dead plants and animals: coal, oil, or natural gas
- chain reaction
- process in which splitting or fussion of one atomic nuleus causes the splitting of attional nuclei
- hydroelectric power
- use of mechanical energy of falling or running water to generate elerate electricity
- photovoltaic cell
- device that converts sunlight directly into electricity; solar cell
- solar collector
- devive that obsorbs energy from the sun and converts it to heat; part of an active solar-heating system
- biomass
- any material such as wood that comes from living things and can be used as a fual
- combustion
- process in which hydrocarbons in fossil fuels are combined with oxygen at high temperatures, releasing heat energy anf light energy; burning
- nuclear energy
- energy locked within the atomic nucleus
- lignite
- brown coal; second stage in the developemnt of coal
- nuclear fusion
- combining two atomic nulcei to produce one larger nucleus with the release of nuclear energy
- gasohol
- mixture of gasoline and alcohol that can be used as fuel
- peat
- soft substance made of decayed plant fibers; first stage in the development of coal
- petrochemical
- any useful substance dderived from oil or natural gas
- solar energy
- energy from the sun
- bituminous coal
- soft coal; third stage in the development of coal
- hydrocarbon
- substance containing the elements hydrogen and carbon
- anthracite
- hard coal; fourth and last stage in the development of coal
- geothermal energy
- energy produced from the heat energy within the Earth
- nuclear fission
- splitting of an atomic nucleus into two smaller nuclei, during which nuclear energy is released