Fountains of Chain | ScienceTake | The New York Times

What, in Newton's name, would make a chain of beads rise and fall like water under pressure?

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Fountains of Chain | ScienceTake | The New York Times

[Atho]

Only they are wrong. The force causing the chain to rise, is the centrifugal force. It has nothing to do with the base of the container pushing the chain up.