A pulley is one of six classic "simple machines" used to change the direction or magnatude of the force required to do physical work.
Pulley - Wikipedia
Pulleys and belts - Mechanical devices - AQA - GCSE Design and Technology Revision - AQA - BBC Bitesize
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What Are Different Types of Pulleys? with Their Uses & [PDF]
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Pulleys and springs
Learning about simple machines? Use this worksheet to teach all about pulleys and have your students create their own!
Pulleys Stem Worksheet
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Pulley CK-12 Foundation
How to Build a Pulley (with Pictures)
Identify and label the 3 basic types of pulleys.A. Fixed Pulley B. Moveable Pulley C. Compound Pulley
Pulleys worksheets
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