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love history [14]
3 years ago
13

A fixed, single pulley that is used to lift a block does which one of the following?

Chemistry
2 answers:
olga55 [171]3 years ago
4 0
The answer is C, it makes the block easier to lift by changing the direction of the force needed to lift it 
Illusion [34]3 years ago
3 0
The answer is C. I'm sure it is
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