Topic: Harnessing Solar Energy
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Answers to Common Questions
How is Solar Energy Harnessed?
Solar energy is harnessed in many ways. The most common is through photovoltaic cells. When two pieces of silicon, P and N, are put together, they create an electromagnetic field. When sunlight strikes the top layer of silicon, it forces el... Read More »
Source: http://answers.ask.com/Science/Physics/how_is_solar_energy_harnes...
What Are the Requirements for the Harnessing of Solar Energy?
Solar energy has been recognized as one of the most abundant alternative energies. When you consider the amount of energy the sun showers the Earth with each day, it makes sense to harness that energy. There's little to it with the methods ... Read More »
Source: http://www.ehow.com/about_5140082_requirements-harnessing-solar-e...
How you Can Harness Solar Energy
According to WiseGeek.com, homes that use solar power can cut energy consumption by 50 percent to 70 percent. You can use solar power to heat your home, generate hot water and power electric devices. The simplest way to harness the sun's en... Read More »
Source: http://www.ehow.com/how_4796258_information-solar-electricity.htm...
More Common Questions
Answers to Other Common Questions
Photovoltaic cells are made out of semiconductors- materials that partially conduct electricity. Generally, the cheapest and most used semiconductor is silicon. When the sun's rays come through the glass, the silicon absorbs a narrow range ...
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Source: http://wiki.answers.com/Q/How_can_solar_energy_be_harnessed
There are several ways to harness sunlight energy. Sometimes, silicon panels are used. They are semiconductors of electricity. When a photon (a particle of light) from the sun strikes a chip, the photon unbinds several electrons in the semi...
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Source: http://wiki.answers.com/Q/How_is_solar_energy_harnessed_for_energ...
It is difficult because the solar panels are really expensive.
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Source: http://wiki.answers.com/Q/Why_is_solar_energy_difficult_to_harnes...
You may need a large surface; it is expensive; and you have to store energy for when the Sun doesn't shine.
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Source: http://wiki.answers.com/Q/What_are_Three_fundamental_problems_in_...
Nuclear energy involves the fusion or fission of atoms. In this process a lot of heat is produced. This heat is then used to boil water which causes a turbine to spin. When the turbine spins electricity is produced!
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Source: http://answers.ask.com/Science/Other/how_is_nuclear_energy_harnes...
Answer: Prices for traditional silicon-based panels should fall from $3.66 ... ...MORE...
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Source: http://www.chacha.com/question/what-is-the-cost-of-harnessing-sol...
The cost of solar energy is surprisingly higher than oil or electricity. And here I was, thinking that it should be free! But, I guess everything has a price.
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Source: http://answers.ask.com/Science/Physics/what_is_the_cost_of_solar_...
