Simple and complez machines funtions

A screw

• lift heavy things

• move heave things

• transport heavy things

• hold things together

A wheel and axle

• lift heavy things

• move heave things

• transport heavy things

• hold things together

An inclined plane

• lift heavy things

• connect a higer point to a lower point

• transport heavy things

• hold things together

A pulley

• lift heavy things

• move heave things

• transport heavy things

• hold things together

A lever

• lift heavy things

• move heave things

• transport heavy things

• hold things together

help us to share information and communicate

• planes

• light bulbs

• internet

• telephones

help us to travel faster

• planes

• light bulbs

• internet

• telephones

help us to see at night

• planes

• light bulbs

• internet

• telephones

help us to find information

• planes

• light bulbs

• internet

• telephones

help us to safe time

• planes

• light bulbs

• washing machines

• telephones