Power Lines' Secret Dance: Wind's Invisible Kicks

Alaska Science Nuggets reveals the fascinating reason behind power lines vibrations on calm days. Each wire has a unique resonant frequency, like a childs jump rope. Even a light breeze can set them swaying, especially with snow clinging to the lines. Wind acts like a finger plucking a guitar string, providing energy. Air currents, or vortices, behind the wire kick it at its resonant frequency, causing it to move. For a visual, try blowing soap bubbles on a breezy day. DNN | The Daily News Now! The world’s first global local news network. Every city. Every story. AI powered. Hosted on Acast. See acast.com/privacy for more information.