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
minutephysics is now on Google+ – http://bit.ly/qzEwc6
And facebook – http://facebook.com/minutephysics
And twitter – @minutephysics
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
Post time: Jun-27-2017