A
is a simple machine used to move heavy loads with least effort.
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Lever
Explanation:
lever: A simple machine consisting of a rigid beam or bar which pivots about a fixed point to move heavy loads with less effort. mechanical advantage: The number of times a force exerted on a machine is multiplied by the machine.
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Answer:mark me as brainest please
Explanationlever: A simple machine consisting of a rigid beam or bar which pivots about a fixed point to move heavy loads with less effort. mechanical advantage: The number of times a force exerted on a machine is multiplied by the machine.
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