Wednesday, July 14, 2010

Solar Energy

one alternative energy source that many people are interested in solar energy
Solar energy is energy the earth receives from the sun in the form of solar radiation. We can use this energy source to generate electricity, and to heat water.

Photons contained within the suns rays, make the production of electricity possible through the use of a solar cell or panel.

The main disadvantage of the use of solar power, is that the panels can be quite expensive, and you usually need more than one solar panel, depending on how much electricity you require.

An advantage of solar electricity devices is the relative ease of installation, and the long term cost effectiveness. This makes solar panels the most common renewable energy source for home owners.

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