There are 6 kinds of simple machines:
Wheel and axles , levers ,pulleys, inclined planes,
wedges, and screws are the six kind of simple
Screw: You drill something into.
Pulley: it pulls stuff you can not lift.
Lever: helps us lift things just like a
Wheel and axle:
Pulley. you can not run
a car with out
All about Simple
it is like a door
Wedge: It is
the same as a