Simple Machines Show Down!

Which is an example of a wheel and axle being used?

• using a stapler
• cutting food with a knife
• turning on a water faucet
• hitting a pitched softball

What is a simple machine?

• a machine that changes the direction of a force
• a machine that makes work harder to do
• a machine that requires many forces
• a machine with many moving parts

Driveways, grain elevators, escalators, and stairs are all real world examples of which simple machine.

• inclined planes
• wedges
• wheel and axles
• pulleys

Egg-beaters, skateboards, rolling pins, and doorknobs are all real world examples of which simple machine?

• wheel and axle
• screw
• levers
• pulley

Which is not a simple machine?

• spring

• screw

• pulley

• wedge

Work is

• energy from the sun
• a force that moves an object
• a type of machine
• a force that pulls you towards the Earth

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

• lever
• inclined plane
• screw
• wheel and axle

What is the fixed point upon which a lever rotates?

• fulton
• fulcrum
• furmen
• falcon

Which statement describes a characteristic of simple machines?

• they run on electricity

• they take a long time to make

• they have few or not moving parts

• they are not very large

A wheel and rope are parts of which simple machine?

• pulley

• lever

• wheel and axle

• inclined plane