Maria does 500 newton-meters of work moving books from one table to another. the total force is 100 newtons. how far were the books moved?

Lin yao looks at the back of a spoon. how should she describe her reflection? upside down and smaller upside down and larger right-side up and smaller right-side up and larger

You throw a small rock straight up from the edge of a highway bridge that crosses a river. the rock passes you on its way down, 7.00 s after it was thrown. what is the speed of the rock just before it reaches the water 28.0 m below the point where the rock left your hand? ignore air resistance.

Ais a machine that makes work easier when a single force is applied. a simple machine b compound machine c endangered machine d complex machine