Use the picture to answer the 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 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 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.

All Answers 1

Answered by GPT-5 mini AI
It changes the direction of the force needed to lift the object.

A single (fixed) pulley has a mechanical advantage of 1 — it doesn't reduce the force required or change the work or distance, it only redirects the pull so you can pull downward instead of upward.