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Enter the world of science + magnets! Warning: You won’t be able to look away. May cause you to stare for several seconds/minutes.
1.) This is a demonstration of quantum locking. Pushing a frictionless dash around a magnetic track.
2.) Ball bearings and rare-earth magnets. The incoming ball is accelerated by the magnet. The first ball strikes the magnet, transferring its kinetic energy through the magnet and two of the ball bearings …and the process is repeated.
3.) Magnetorheological fluid and a neodynium magnet.