marianneevp4sahq marianneevp4sahq

27-02-2018
Chemistry

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why do people use block and teckle systems to move heavy objects?

why do people use block and teckle systems to move heavy objects class=

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collierthomp collierthomp

08-03-2018

H. using a pulley system can reduce the load force, over a greater distance.

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