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Solar Power. Andric Stephens, Gian Kim, Connor Bradley, and Jack Bley. How Solar works. The current solar cell composes silicon layers They are engineered to be positive and negative

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Presentation Transcript
solar power
Solar Power
  • Andric Stephens, Gian Kim, Connor Bradley, and
  • Jack Bley
how solar works
How Solar works
  • The current solar cell composes silicon layers
  • They are engineered to be positive and negative
  • The light energy excited electrons making them jump in the space available. Magnetic properties of each electron pushes them on their side.
why solar
Why Solar?
  • Solar energy is a renewable resource, useful for people and the environment.
  • Expensive but have a seen a consistent drop in prices over the last three decades.
  • Can be used around the world in areas with sufficient sunlight.
solar s shortcomings
Solar’s Shortcomings
  • It's intermittent. Solar energy is only available when the sun is shining.
  • It's low efficiency. It requires large areas of land.
  • It's not completely free of environmental impact. Ultrapure polysilicon is now scarce.
solars affect s
Solars affect’s
  • Land
  • Water
  • Hazardous waste
  • Climate change
explanatory video
Explanatory video
  • http://www.youtube.com/watch?v=exdVyIm33fc
bibliography
Bibliography
  • "Environmental Impacts of Solar Power." Union of Concerned Scientists. N.p., n.d. Web. 02 Mar. 2014.
  • "List of Solar Thermal Power Stations." Wikipedia. Wikimedia Foundation, 03 Feb. 2014. Web. 02 Mar. 2014.
  • Toothman, Jessika, and Scott Aldous. "How Solar Cells Work." HowStuffWorks. HowStuffWorks.com, 01 Apr. 2000. Web. 02 Mar. 2014.
  • "Green Revolution: Solar Power." Science360. N.p., n.d. Web. 02 Mar. 2014.
  • Ashok, S. "Solar Energy." Encyclopedia Britannica Online. Encyclopedia Britannica, n.d. Web. 02 Mar. 2014