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level: sustainable energy

Questions and Answers List

level questions: sustainable energy

QuestionAnswer
what is a renewable energy resourceone that is being or can be replenished as it is used
what are the advantages of renewable energy as a whole- they do not run out - they do not not add CO2 into the atmosphere or contribute towards global warming
why might wind power and solar power not be totally reliablewind power relies on wind to turn turbines, not every day is windy, solar panel relies on the sun to generate electricity, not everyday is sunny enough
what is the major disadvantage of hydro electric powerhabitats are destroyed when dams are built and valleys are flooded, they are also no use in a place prone to drought
how does geothermal energy workuses heat from the earth to generate electricity and heat in buildings
what is the problem with biofuelsif we use land to grow crops for fuel, that could push up the price of food