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Wind turbines P1
Question | Answer |
---|---|
How is wind used to create electrical energy? | • Wind turns blades to turn a turbine to produce kinetic energy • Kinetic energy transformed in to electrical energy in generator |
What are the advantages of wind turbines?(3) | • No pollution • No fuel costs and running costs • No permanent landscape damage |
What are the disadvantages?(4) | • Look ugly on the landscape • High initial costs • Can't always produce energy especially when there's no wind • Supply can't be increased when demand does |