Searching

martes, 4 de junio de 2013

Simple and Compound machines

Today we learn about simple and compound machines.

Remember:

Machines help us and make life easy.

Simple machines have few parts and do their job in one step only.
Simple Machines are the Wheel and Axle, Lever, Pulley, Inclined Plane, Screw, and Wedge.

Compound machines have a lot of parts and are made up of more than one simple machine. They do their job in various steps.

Now look at the images, learn the names and play the game.

 (Click on the image)



No hay comentarios:

Publicar un comentario