Question

This spiral staircase represents the simple machine known as a

options:

lever


screw


wheel and axle


pulley

Answer 1

Answer:

answer is screw

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Answer 2

Answer:

here is your answer

The spiral staircase is an example of a screw. A screw is a simple machine that consists of an inclined plane wrapped around a cylinder or cone. No doubt you are familiar with screws like the wood screw

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