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STEM Terms from Unit 7: Power and Energy

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Term
Definition
biomass   organic matter used as a fuel, especially in a power station for the generation of electricity  
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consumption   the using up of a resource  
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energy   power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines  
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fuel cell   a cell producing an electric current directly from a chemical reaction  
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geothermal   energy produced by the internal heat of the earth  
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nuclear   the energy released during nuclear fission or fusion, especially when used to generate electricity  
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pollution   the presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects  
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power   supply (a device) with mechanical or electrical energy  
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solar   energy derived from the sun's rays  
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