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cissors are an example of a compound machine What simple machines are used to make up this compound machine? 2 levers and 2 pulleys 2 levers and 2 inclined planes 2 pulleys and 2 inclined planes

Problemas

cissors are an example of a compound machine What simple machines are used to make up this compound
machine?
2 levers and 2 pulleys
2 levers and 2 inclined planes
2 pulleys and 2 inclined planes

cissors are an example of a compound machine What simple machines are used to make up this compound machine? 2 levers and 2 pulleys 2 levers and 2 inclined planes 2 pulleys and 2 inclined planes

Solución

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Fabiánélite · Tutor durante 8 años
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2 levers and 2 pulleys

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A compound machine is a machine formed from a set of simple machines connected in series with the aim of reducing the overall force required to perform a task. In the case of scissors, they are a compound machine made up of two simple machines: levers and pulleys. The handles of the scissors act as levers, which are rigid bars that pivot around a fulcrum. The blades of the scissors act as pulleys, which are wheels with a groove around their edge for a rope or chain to run in, used to change the direction of the force applied. There are two of each in a pair of scissors, making the correct answer 2 levers and 2 pulleys.
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