University of Wisconsin
The Why Files: Power Plants
Photovoltaic technology is compared and contrasted to the natural phenomenon of photosynthesis. The means by which photocells harness solar energy is described and explained.
NASA
Nasa: Helios, the Solar Powered High Flyer
This site is an article on, "Helios can fly higher than any other airplane! And it uses only the Sun's energy for fuel!"
University of Wisconsin
The Why Files: Positive Energy
A novel idea for converting solar energy to electrical energy. A brief discussion of solar energy collection in space via satellites.
US Department of Energy
Us Dept of Energy:mining Silicon Througha Single Displacement/redox Reaction
Students will participate in a laboratory investigation that models the production of silicon. The activity investigates the sources, uses, properties, and importance in the fields of photovoltaics (solar cells/renewable energy) of silicon.
TeachEngineering
Teach Engineering: Greenewables
Students form expert engineering teams working for the (fictional) alternative energy consulting firm, Greenewables, Inc. Each team specializes in a form of renewable energy used to generate electrical power: passive solar, solar...