Use the picture to answer the question.

Question

An illustration shows a man lifting a box using a pulley.

What is accomplished by this simple pulley?

(1 point)
Responses

It changes the duration needed to lift the object.
It changes the duration needed to lift the object.

It changes the total work done to lift the object.
It changes the total work done to lift the object.

It changes the direction of the force needed to lift the object.
It changes the direction of the force needed to lift the object.

It changes the distance of the pull needed to lift the object.
It changes the distance of the pull needed to lift the object.
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Answer 1

The correct response is:

It changes the direction of the force needed to lift the object.

A simple pulley allows the person to lift the object upward by pulling down on the rope, effectively changing the direction of the force applied.