wind turbines
wind turbines
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21.
by Roberto Bell - 2008-08-16
Solar powered lights function according to a incredibly straightforward principle. They receive the light from the sun and convert the energy it contains into electricity which is utilized to charge a...
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22.
by John Mahoney - 2008-09-19
An important thing about the wind turbines these days is the factor- height of tower. As the wind turbines work upon the principle of wind flow in upper layer of air. Increasing the height to great ex...
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23.
by Steve Morgan - 2008-10-18
- SCIENCE - TECHNOLOGY SIMPLE MACHINES: Cogs & Wheels ACHIEVEMENT OBJECTIVES: 1) Explore everyday examples of physical phenomena such as movement and forces. 2) Investigate...
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24.
by John Mowatt - 2008-11-19
The wind, which is free everywhere, can generate all the power we need. On a big scale wind turbines are being used commercially to generate most of the power required in some areas. Individual homes...
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25.
by ANN KRUPP - 2009-02-22
Do It Yourself Solar Energy is one of the fastest growing power solutions. Because of the high price for conventional electric the demand of solar energy in becoming more popular. The demand for ...
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26.
by Robert Bell - 2009-05-09
Many of us have seen old windmills and know they somehow provide a service to its owner thanks to the wind. So it is with some of the newer propellers you are seeing out on the horizon. They too are c...
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27.
by Donny Gamble Jr. - 2010-03-16
Utilizing wind energy is an attractive alternative to traditional energy for many homeowners today. A wind turbine can be used to generate a great deal of energy depending on a few different variables...
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28.
by Craig Axelrod - 2010-05-26
The statement of lower energy costs equals higher profit margins is an accurate quote. With our economy in a decline in recent years, now is certainly the time to learn how to decrease our utility exp...
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29.
by Craig Axelrod - 2010-05-26
While solar heating systems are plainly a choice to help control electricity payments for industrial and commercial buildings, they do have a price. Unlike many green energy technologies, a solar heat...
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30.
by Craig Axelrod - 2010-05-26
The effects of global warming have become a dominant problem in the business, scientific, and governmental community. While there is an acrimonious an continuing disagreement about whether or not glob...