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unit 7
Question | Answer |
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Biomass | The total quantity or weight of organisms in a given area or volume |
consumptiom | The using up of a resource |
energy | The strength and vitality required for sustained physical or mental activity |
fuel cell | -A device that produces electricity by combining a fuel, usually hydrogen, with oxygen (example: electric car) |
geothermal | Of, relating to, or produced by the internal heat of the earth |
nuclear | Of or relating to the nucleus of an atom |
pollution | The presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects |
power | The ability to do something or act in a particular way, esp. as a faculty or quality |
solar | Of, relating to, or determined by the sun |