best answer > Why do we use simple machines 2024?- QuesHub | Better Than Quora
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  • Penelope Baker——Studied at University of Toronto, Lives in Toronto, Canada

    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, 2013read more >>
    +119962023-06-17 22:48:25

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