simple+machines

Simple machines 1. Pulley how is it useful 2. inclined plane how is it useful for it is a rope system that make things easier to lift. - Car ramps a pulley is useful for lifting heavy things - A giant slide these are the names of the pulleys - Water slides - Drapey pulley - skate park jumps - Fixed pulley how it works when you go up you go slow when go down you go fast - Well pulley - Winch pulley

3. Lever a lever is like a sea saw 4. Wedge A wedge is like a axe it helps you cut a lever is balanced on a fulcrum wood like scissors for paper

5. Screws are useful for building houses desks and and tables