# Simple Machines

In Glogpedia

by mgjone2
Last updated 5 years ago

Discipline:
Science
Subject:
Forces & Motion
Grade:
8

To learn more about simple machines and play with them through an online sytem go to this link: http://www.cosi.org/downloads/activities/simplemachines/sm1.html

Simple/Compound Machines..Making hard work easier!

What are simple machines?

6 Simple Machines:Pulley: A pulley is a simple machine that uses grooved wheels and a rope to raise, lower or move a load.Lever: A lever is a stiff bar that rests on a support called a fulcrum which lifts or moves loads. Wedge:A wedge is an object with at least one slanting side ending in a sharp edge, which cuts material apart.Wheel & Axle: A wheel with a rod, called an axle, through its center lifts or moves loads.Inclined Plane: An inclined plane is a slanting surface connecting a lower level to a higher level.Screw: A screw is an inclined plane wrapped around a pole which holds things together or lifts materials.

A simple machine is a non-motorized device that changes the direction or magnitude of a force. In general, a simple machine can be defined as one of the simplest mechanisms that provide mechanical advantage.

How many are there?

Compound Machines: these are created when 2 or more simple machines are combined together to create 1 machine.

Can you name any other compound machines?

Watch this 8th grader create one big machine using all 6 simple machines!

Watch Bill Nye the Science Guy tell us a bit about simple machines!

Did you say 6? Well, you're right! There are 6 different types of simples machines..look below for more info!

Can you find all the simple machines around our school? BE creative, GO!

Click here to take an online quiz on simple and compound machines!

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