Science Buddies
Science Buddies: Batteries: The Shocking Truth
Here you can find what you need to scientifically assess battery performance. In this exercise (that should take about one week) learn how batteries work, how they wear out and most importantly, how to make valid measurements to assess...
TeachEngineering
Teach Engineering: Organic Solar Energy and Berries
Students learn about how a device made with dye from a plant, specifically cherries, blackberries, raspberries and/or black currents, can be used to convert light energy into electrical energy. They do this by building their own organic...
Energy for Sustainable Development
Kids and Energy: Ocean Energy
Generating technologies for deriving electrical power from the ocean include tidal power, wave power, ocean thermal energy conversion, ocean currents, ocean winds and salinity gradients. Of these, the three most well-developed...
Other
Univ.of Delaware: Real Batteries and Battery Testers
A discussion of various principles related to voltage. The operation of battery testers and voltmeters are explained. The importance of the internal resistance of a power source is discussed.
National Inventors Hall of Fame
National Inventors Hall of Fame: George Westinghouse
Find information about George Westinghouse's contributions to both railroad safety and the adoption of alternating current for motors and the transmission of electricity.
Physics Aviary
Physics Aviary: Rc in Ac Lab
This lab was designed to help students understand the difference between circuits powered by DC and circuits powered by AC. Students can see that simple changes in frequency lead to changes in the potential difference across the...
Creative Science Centre
Creative Science Centre: Kelvin Water Dropper Electrostatic Ht Generator
Lord Kelvin (William Thomson) developed electrostatic theory and a range of novel and interesting electrostatic apparatuses. Described here is a reconstruction of a water dropper electrostatic generator. It's capable of generating...
TED Talks
Ted: Ted Ed: Why Aren't We Only Using Solar Power?
Solar power is cheaper and more sustainable than our current coal-fueled power plants, so why haven't we made the switch? The real culprits here are the clouds, which make solar power difficult to control. Alexandros George Charalambides...
Massachusetts Institute of Technology
Mit: Invention of the Week: Thomas Alva Edison
As the inventor of the lightbulb, phonograph, and the printing telegraph, Thomas Alva Edison (1847-1931), improved the daily lives of everyday people.