What is accomplished by this simple pulley?

Question

(1 point)
Responses

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

It changes the duration needed to lift the object.
It changes the duration 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 you to pull down on the rope, which in turn lifts the object upward, effectively changing the direction of the force needed.