Amanda uses a wheelbarrow to lift a load of bricks. The bricks weigh 600 N, which is more than Amanda could carry. However, with the wheelbarrow, Amanda can lift the bricks with as little as 120 N. What is the mechanical advantage of the wheelbarrow?
ps. this is NOT chemistry this is science
Please let us know your comments regarding the correct answer to the question. Each of your comments will be evaluated by us and correct comments will be shared.