Question

Explain the impact of planes and pulleys on work and force. Select the facts that are accurate.

planes and pulleys can decrease the level of force required to move an object
planes and pulleys can decrease the level of work to move an object
planes and pulleys can increase the speed of completed work
planes and pulleys can change the direction of applied force


ASAP

Answer 1

planes and pulleys can increase the speed of completed work

Explanation:

I know it's all that apply but thats all there are no more answers.

Answer 2

Planes and pulleys can increase the speed of completed work

Explanation: