JoinScience 101: How can wind cause a bridge to collapse?
First, you might need evidence that wind can cause a bridge to collapse. To see the evidence, put “Tacoma Narrows Bridge collapse” into any internet search engine. Using this example from 1940 and a series of hands-on activities that demonstrate flexibility, the author explains how the role of special frequencies known as resonances or normal modes of vibration can impact a suspension bridge.