ten2
ten2 ten2
  • 21-12-2015
  • Biology
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Why are pulleys important?

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nochillalisa
nochillalisa nochillalisa
  • 21-12-2015
They make work easier, especially lifting things.
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Аноним Аноним
  • 26-12-2015
Pulleys are important because they help us pull or lift the things that we can't with our hands.
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