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Depending on how there used, pulleys can have different uses. One use for pulleys is that they can... A. Increase the total work needed B. Decrease the total work needed C. Change the direction of a force
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Depending on how there used, pulleys can have different uses. One use for pulleys is that they can...

A. Increase the total work needed
B. Decrease the total work needed
C. Change the direction of a force
D. Roll things down a ramp​

User Mennion
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1 Answer

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I think it’s D hope that helped
User Prashant Pandey
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