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Chemistry, 11.12.2019 18:31 sarahgrindstaff123

Apulley system is because it decreases the

a. amount of effort needed to lift an object
b. amount of rope needed to lift an object
c. weight of the object
d. height that the object needs to be lifted

plz 20 points

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Apulley system is because it decreases the

a. amount of effort needed to lift an objec...
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