Simple Machines

A flat sloping surface that connects lower and higher elevations. It makes raising objects easier.  

• wedge
• screw
• lever
• inclined plane 

An inclined plane wrapped around a rod forms this simple machine 

• lever
• pulley
• screw
• wedge 

Name this simple machine.

• Lever
• Wedge
• Pulley
• Inclined Plane

An axe is an example of a

• pulley
• inclined plane
• screw
• wedge 

A device that has two or more simple machines working together 

• fulcrum 
• pulley
• compound (complex) machine 
• motor 

This device

• wedge
• lever
• incline plane
• wheel and axle

What type of simple machine is this?

• wheel and axle
• gear
• lever
• inclined plane

The fixed point on the lever is called 

• load
• resistance
• bar
• fulcrum

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

Two examples of a pulley...

• knife & axe blade
• lightbulb & screw
• flagpole hoist & window blinds
• catapult & teeter totter