6 simple machines

1. lever

ItemNumber of Class 1 Levers Used

see-sawa single class 1 lever

hammer's clawsa single class 1 lever

scissors2 class 1 levers

pliers2 class 1 levers


2.wheel and axle

pencil sharpener

casters

door knobs

rolling pin

rotary dial telephone

egg beater

bicycle

fan

windmill

roller skates

record player

wagon


3.screw

more

4.wedge

floor nailback wedgepinsiron wedge (sledge hammer)

shark toothchiselscar tire wedgeold knitting needles



5.pully

block and tackle

oil derrick

winch

rock climber pulleys

clothesline pulley

marine pulley

steam shovel

flagpole pulley

window blinds


6. inclined plane

roller coaster

bath tub

boat propeller

parking ramp

car ramps

ladders

hill with cable car

stairs

dump truck