Pulleys

>> YOUR LINK HERE: ___ http://youtube.com/watch?v=SrtJ-o6cunc

What are pulleys? How do engineers integrate pulleys into machines we see and use everyday? TeachEngineering explores the three main types of pulleys and how engineers leverage the mechanical advantage of each design to create devices like cranes, bulldozers and more! • TeachEngineering has over 1,500 FREE lessons and activities. Visit https://www.teachengineering.org/ for more • Music: Jazz Apricot - Joey Pecoraro

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