Simple Machines

What is the purpose of simple machines?

• to prevent humans from doing work

• to make doing work easier

• to move objects around

• to make doing work harder

Which simple machine is shown in the picture above?

• Lever

• Inclined plane

• Screw

• Wedge

Which simple machine can you see in the bicycle shown above?

• Inclined Plane

• Wedge

• Lever

• Wheel and axle

The elevator is raised and lowered using which simple machine?

• Inclined Plane

• Pulley

• Screw

• Lever

The ramp used by the man is an example of which simple machine?

• Wedge

• Pulley

• Inclined Plane

• Wheel and Axle

Which simple machine is used to raise the flag?

• Wheel and Axle

• Wedge

• Lever

• Pulley

Which simple machine allows you to secure the light bulb in the socket?

• Wheel and Axle

• Screw

• Wedge

• Lever

The nail is an example of which simple machine?

• Inclined Plane

• Screw

• Wedge

• Lever

The Seesaw is an example of which type of simple machine?

• Screw

• Inclined Plane

• Wheel and Axle

• Lever

Which type of simple machine helps the skateboard to move?

• Screw

• Lever

• Inclined Plane

• Wheel and Axle