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Why do we use simple machines?

Oliver Hall | 2023-06-08 22:48:25 | page views：1254
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Scarlett Lee

Studied at the University of Sydney, Lives in Sydney, Australia.
Scientists define a simple machine as a device that alters either the direction or force of an object. ... There are six primary types of simple machines: pulley, screw, inclined plane, wheel and axle, wedge, and lever. These simple machines are used in more complex devices every day, making tasks much easier.Mar 12, 2013
2023-06-12 22:48:25
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Eliza Turner

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Scientists define a simple machine as a device that alters either the direction or force of an object. ... There are six primary types of simple machines: pulley, screw, inclined plane, wheel and axle, wedge, and lever. These simple machines are used in more complex devices every day, making tasks much easier.Mar 12, 2013
Simple Machines in Appliances, Gadgets, and Everyday Life
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