Force and Motion

A simple machine is a device that helps to reduce the amount of _____ required to work.

• force
• energy
• work

Stairs

• wedge
• pulley
• inclined plane
• wheel and axle

This device

• wedge
• lever
• incline plane
• wheel and axle

This device

• wedge
• lever
• incline plane
• wheel and axle

Name this simple machine.

• Lever
• Wedge
• Pulley
• Inclined Plane

Name this simple machine. 

• Wheel and Axle
• Lever
• Pulley
• Wedge

Name this simple machine. 

• Inclined Plane
• Lever
• Pulley
• Wedge

What simple machine can be used to split things apart and also it can hold open a door?

• Lever
• Pulley
• Wedge
• Screw

What simple machine holds things together?

• Wedge
• Screw
• Lever
• Pulley

A push or pull that can move an object is a

• fulcrum
• force
• machine
• lever