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Thursday, July 22, 2010

The Classic Radiometer


A simple solar engine that spins when light is shone on it. But what makes it spin? Is it pressure photons place on the dark side? Are the blades sublimating imparting spin? Maybe it's the complex dance of warm and cool air? Think you got the science?

  • 3" in diameter, 4 3/4" tall
  • Included science experiments help give a greater understanding of the principles of energy conversion
  • Batteries neither included no required

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