simple machine grade 4

Two examples of a pulley...

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

An inclined plane wrapped around a rod forms this simple machine 

• lever
• pulley
• screw
• wedge 

An axe is an example of a

• pulley
• inclined plane
• screw
• wedge 

A seesaw is an example of a  

• wedge
• lever 
• inclined plane 
• pulley 

What type of simple machine is this?

• wheel and axle
• gear
• lever
• inclined plane

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

• wedge
• screw
• lever
• inclined plane 

Name this simple machine.

• Lever
• Wedge
• Pulley
• Inclined Plane

Name this simple machine. 

• Pulley
• Wheel and Axle
• Inclined Plane
• Lever

Name this simple machine. 

• Inclined Plane
• Lever
• Pulley
• Wedge

Which choice is an example of a lever?

• Axe
• Seesaw
• Bottle Cap
• Tunnel