SCREW INCLINED PLANE PULLEY Simple machines are almost everywhere JAR LID Simple machines are really simple but they are also really helpful Simple machines can make us seem stronger or faster or both They are like having superpowers People have been using simple machines for a long time and we often put a bunch of simple machines together to make more complicated machines These are called compound machines Simple machines are not only important they can be fun too force resistance inclined plane CORKSCREW pulley
