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Channel Page: http://www.youtube .com/user/mopatin/ Twitter: https://twitter.co m/mopatin Google + : http://www.google. com/+mopatin A top spinning in a (more)

Channel Page: http://www.youtube.com/user/mopatin/
Twitter: https://twitter.com/mopatin
Google + : http://www.google.com/+mopatin
A top spinning in a vacuum chamber lasts much longer than outside. This is because the friction with the air.

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