Some things are just too cool not to share. This hypnotic video shows a large-scale pendulum wave demonstration built with bowling balls strung on a huge wooden frame. As onlooking children ooh and aah, the balls, strung from gradually increasing lengths, interweave and demonstrate how the increasing periods produce a cycle of waves that slowly takes the balls back to their original position as they swing at different speeds.
Posted on: Thu, 11 Sep 2014 19:00:01 +0000
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