If gravity is so attractive, why doesn't the earth just crash into the sun? Or the moon into the earth?
The answer: Stable Orbits
hyperbolic funnel video: http://bit.ly/r5xhng
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Minute Physics provides an energetic and entertaining view of old and new problems in physics -- all in a minute!
Music by Nathaniel Schroeder
Thanks to Perimeter Institute for support.
http://www.perimeterinstitute.ca Created by Henry Reich
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