# data[].attributes.body
Force a push or pull to an object
Lever a stif bar that rests on a support and is used to move something
Simple Machine a tool with few or no moving parts
Fulcrum the turning part of a lever
Load  things that you carry
Effort a pushing, pulling or turning to move something
Pivot to move around a point
Resistance a force  that pushes against the effort
Class  a group things that are the same in some way
First class leaver a leaver that has the fulcrum between the effort and the load
Input the force that is applied to a simple Machine
Output the force that results from a input on a simple machine
Mechanical advantage when a simple machine lets you use less effort to do less work
Shears a large cutting tool that has two levers and one fulcrum