3. Which of the following simple machine could allow a person to lift a heavy box by pulling a rope?
A. wedge B. screw C. pulley D. wheel
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3. Which of the following simple machine could allow a person to lift a heavy box by pulling a rope?
A. wedge B. screw C. pulley D. wheel
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Answer:
c.
Explanation:
tama po yan search nyo
Answer:
Pulley
Explanation:
It is a small wheel with a grooved rim which a rope, chain, or belt runs to lift or let down heavy weights.