Simple Machine Practice

Identify this simple machine

• Lever

• Wheel & Axle

• Inclined Plane

• Screw

Which of the following does a simple machine do?

• allows the users to apply less force over a longer distance
• reduce the amount of force needed to do work
• change the direction of the applied force
• all of the above

The device used to raise a flag up a flag pole is an example of a 

• wheel and axle 
• lever
• inclined plane 
• pulley 

An inclined plane wrapped around a rod forms this simple machine 

• lever
• pulley
• screw
• wedge 

A simple machine that consists a rigid bar that pivot about a fixed point

• lever
• pulley
• wheel and axle
• fulcrum 

A seesaw is an example of a  

• wedge
• lever 
• inclined plane 
• pulley 

Stairs

• wedge
• pulley
• inclined plane
• wheel and axle

This device

• wedge
• lever
• incline plane
• wheel and axle

The fixed point on the lever is called 

• load
• resistance
• bar
• fulcrum

Name this simple machine. 

• Wheel and Axle
• Lever
• Pulley
• Wedge