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Invention Nation: Solar Panels (1:22)
Take a closer look at the technology used to build solar panels. Learn more about solar cells in this video.
Energy: Nuclear Energy (1:49)
Nuclear energy used to produce electricity does not release pollutants into the environment unless there is an accident, at which point very harmful radioactive materials are released.
How Solar Cars Work (3:34)
Solar cells use sunlight to produce electricity. But can they really generate enough energy to power a car? Find out in this HowStuffWorks video.
Physics: Motor Effect (29:00)
In this program, students apply motor-effect principles to the design of electric DC (direct current) motors; investigate the force on a conductor in a magnetic field; and explore the design, advantages and applications of DC motors.
Electricity and Magnetism: Magnetic Levitation (2:12)
This video takes a look at the principles behind magnetic levitation and how magnetic levitation propels maglev trains.


