We’re used to seeing pendulum waves generated on tiny scaffolds with itty-bitty balls. But as this awesome demonstration points out, the same physics applies even at the largest scales. The key to ...

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Because a pendulum's oscillation frequency depends on its length, not its mass, you can use different colored bowling balls for a pretty effect. By Francie Diep Published Sep 8, 2014 7:20 PM EDT Get ...

Sixteen bowling balls strung from a wooden frame swing back and forth in unison, then in an undulating curve, then into seeming chaos before lining up once again. Each bowling ball takes a slightly ...