BJU Physical Science Ch 7

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

• lever
• pulley
• wheel and axle
• fulcrum 

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 

Stairs

• wedge
• pulley
• inclined plane
• wheel and axle

Which is not a type of simple machine?

• spring
• screw
• pulley
• wedge

What type of simple machine is found on the cap of a pickle jar?

• lever
• inclined plane
• pulley
• screw

The fixed point on the lever is called 

• load
• resistance
• bar
• fulcrum

What is an example of a lever?

• ramp
• car
• arm
• teeth

What is an example of an inclined plane?

• crane
• slide
• bike
• see-saw