Wednesday, April 1, 2009

Renewable Energy


picture source : www.eia.doe.gov
renewable source of energy .



What is Solar Energy?

solar energy is the energy that the earth recives from the sun, primarly as visble light and other form of electromagnetic radiation.



solar energy: solar energy often refers to processes that use this energy to generate heat or electricity for us to use, for example at home or at work.




How & Why is the Solar Energy used?
solar energy is used as a natural energy source instead of the harmful fossil fuels. why solar energy is used it can be used to power a house, cars , even to charge your ipods, cellphone, and laptops.

When was solar energy discovered and by who ?

solar energy was discovered in 1838 by Edmund Becquerel. solar energy was an off and on again project till now,

References:
WWW.eia.doe.gov and WWW.facts-about-solar-energy.com/solar-energy-history.html


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