A worker uses an inclined plane to do the work of moving a wheelbarrow load up to a higher level rather than lifting the wheelbarrow straight up. Which of the following choices best describes his decision to use an inclined plane? *
5 points
He uses less effort force and was able to move the wheelbarrow the same distance.
He uses less effort force but had to move the wheelbarrow a greater distance.
He uses more force but moved the wheelbarrow over a shorter distance.
He uses the same effort force but moved the wheelbarrow the same distance.