Simple Machines will change the size or direction of a force in one motion. Compound Machines a system of two or more simple machines (the game mouse.
Levers and Pulleys Not so simple machines!. Just think…. Could you lift your science teacher in the air?
3 rd Grade Ms. Lewko *Objectives* You will be able to identify each simple machine. You will understand the following terms: force, effort, and work.
MECHANICAL SYSTEMS This unit covers the following topics: zMotion zForces zLevers zMoments zLinkages zFree Body Diagrams zBeams zGears zTorque and Drive.
Forces
Levers and Pulleys
