Key Vocabulary for topic 1.3 Energy in Edexcel GCSE D&T course
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fossil |
Coal, gas, petrol and diesel are all examples of fossil fuels.
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fuel |
This truck's engine runs on diesel fuel.
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renewable |
Solar, wind, tidal and hydroelectric power are all examples of renewable sources of energy.
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turbine |
A turbine rotates when air, gas or water flows over its blades, eg. a wind turbine.
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generator |
A generator produces electricity when its shaft is rotated.
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boiler |
Water is heated in a boiler to create steam.
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condenser |
Steam is cooled and condenses back into water in a condenser.
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electricity |
Electricity is the flow of electrons through a conductor.
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finite |
A finite source of energy is limited; it will not last forever.
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energy |
Energy is the strength or power to work.
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tidal |
Electricity can be generated by a tidal turbine which is driven by changing tides.
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solar |
Solar energy can be converted into heat or electricity by roof panels.
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energy |
Energy is the strength or power to work.
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hydroelectric |
Hydroelectric power uses moving water, usually from a dam, to create electricity.
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power |
How quickly a given amount of energy can be converted, eg. electrical power.
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biofuels |
Biofuels are fuels are made from plants or other organic materials, eg. vegetable oils.
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battery |
A battery is made of two or more cells which store electrical energy as chemical energy.
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* This sentence was added by a Spellzone user.
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