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HYDROPOWER AND NATURAL GAS. Marissa Pearson and Joshua Lewis. H ydropower. Hydropower is used to create electricity by falling water. 1.The fast moving water acts like a generator generating electricity . Is it renewable or nonrenewable?.
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HYDROPOWER AND NATURAL GAS Marissa Pearson and Joshua Lewis
Hydropower Hydropower is used to create electricity by falling water. 1.The fast moving water acts like a generator generating electricity.
Is it renewable or nonrenewable? • Hydropower is renewable because water is constantly flowing and going through the water cycle.
HOW LONG HAVE HUMANS USED THIS • Thousands of years water wheels provided electric energy for factories.
Advantages and Disadvantages Advantages Disadvantages • Little pollution • Renewable • Inexpensive • Reduces the need for fossil fuels • When in use it doesn’t produce green house gases • The dams create erosion problems • Destroy natural environments • Disrupts migratory paths of salmon and steel heads • Decrease in water quality • There is an earthquake vulnerability
How is it used today • This energy form is used in present day as a source of energy that generates electricty.
How is it used to produce electricity The natural gas is burned to create electricity
Is it renewable or nonrenewable • Natural gas is a nonrenewable source because it cannot be replaced. • Fossil fuels can’t be replaced because when they are all gone there is no coming back because the animals are extinct.
How long have humans used this • The ancient people of Greece, Persia, and India discovered natural gas and were mystified by it • About 2,500 years ago the Chinese realized it could be put to work • Natural gas was first used to illuminate the streets of Baltimore with gas lamps in 1816 in America. • By 1900 natural gas has been used in 17 states • In the past 40 years the use has grown
Advantages and Disadvantages Advantages Disadvantages • An advantage would be it can fuel your car • Natural gas gives you heat • It can generate electric power • Natural gas is also used for cooking • It can also be used to generate electricity • Natural gas is flammable • It is explosive • Contaminates drinking water • Creates cavities in the Earth • Natural gas also causes gas leaks
How is it used today • Natural gas is used for cooking • Heating • Generate electricity • Car fuel • Cooling