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Tag Archive 'solar power term paper'

Solar Power Essay

February 15, 2010

Introduction
Sun
The heat of the sun is about equivalent to burning a billion trillion tons of coal an hour. Even though only a small fraction of that heat ever reaches the earth it is still more then enough to power the whole world.

People seemed to realize the importance of the sun around 30,000 BC. This was when people first started planting crops of wheat. They realized plants did better when planted in the sun over the shade. This caused them to worship the sun as a God. Many cultures built large and extravagant temples to worship the sun in. Other cultures built places to observe the sun in, such as Stonehenge in England.

Different Types of Solar Panels
There are three main types of solar panels. They are flat plate collectors, focusing collectors, and solar cells.
The first kind is a flat plate collector. Flat plate collectors are fastened on the top of the roof of a house. They usually either heat the house or its water. …

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