Simple Machines

There ar six simple machines that people made to helps them to left heavy objects.

The screw helps attach objects together by rotating into the object and staying tightly together. 

The wheel and axel helps objects move around easier by pushing it to make it roll. 

The wedge helps by pushing tings apart from each other in difrent directions. 

The pulley helps by moving objects from and low level to a higher level. The lever helps helps by lifing heavy objects, it can also be used to meausre weight. The incined plane also helps getting object from a low level to a higher level but easier. 

LI: to identify the six simple machines.