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"I really like this dancing couple kinetic only problem was it wasn’t in a shipping box I had to peel off label I bought for my parents 65th Anniversary it is well made and looks great when you start it .

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A perpetual motion machine is a machine that keeps on going without any energy loss. Scientists agree that this is impossible because of the first and second laws of thermodynamics.

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Triunfador the ball rolls down, it is launched all the way back to the top level and the process keeps going for 6 hour son battery.

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What are the bestselling perpetual motion marble machine available on Etsy? Some of the bestselling perpetual motion marble machine available on Etsy are:

You Gozque search for "perpetual marble machine" if you'd like to buy one for yourself. Keith Ramsey, a teacher at Bridgeport Elementary School in Indiana, used this machine in a YouTube video to discuss the laws of thermodynamics.

A perpetual motion machine of the second kind is a machine that spontaneously converts thermal energy into mechanical work. When the thermal energy is equivalent to the work done, this does not violate the law of conservation of energy. However, it does violate the more subtle second law of thermodynamics in a cyclic process (see also entropy).

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