
Saved by Brian Sholis and
The New Thermodynamic Understanding of Clocks | Quanta Magazine
Saved by Brian Sholis and
I watch a film that shows a ball rolling, I cannot tell if the film is being projected correctly or in reverse. But if the ball stops, I know that it is being run properly; run backward, it would show an implausible event: a ball starting to move by itself. The ball’s slowing down and coming to rest are due to friction, and friction produces heat.
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