martes, 26 de octubre de 2010

summary: Energy Resources

energy resources are divided in this 5 types of alternative energy sources that are wind, water, solar and geothermal energy and that the fossil fuels it pollutes and biomass in this word has a definition bio means life, mass means amount of matter, the energy sources has definitions harnesing the wind- wind energy, modern waterwheels- water energy, earth furnace- geothermal energy, the people use energy in some business, homes etc. the electricity the heat in many other homes and business comes from electricity. so does the energy devices, such as light, computers, radios, TVs and washers. Some small devices and flashligths and portable CD players get their electricity from batteries. Most of the other devices use electricity from a wall outlet. That electricity comes from a power plant. Electricity from that plant reaches your home thought wires. However the power plant makes electricity by using energy from burning fuels such as coal , oil, natural gas. It takes a lot of energy to move a car, bus, or train.

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