Students determine how to tell the difference between a simple system and a complex pulley system. Using pulleys, students build simple pulley systems to demonstrate the mechanical advantages of pulleys.
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Machines and Tools (Part 2)
Which pulley system will give us a whale of a good time? Teams compare the theoretical and actual mechanical advantages of different pulley systems. They then form a recommendation for how to move a whale from an aquarium back to the ocean.
6th - 8th Science CCSS: Designed