Wheel and Axle: The wheel and axle is another simple machine. The axle is a rod that goes through the wheel. This lets the wheel turn. It is easy to move things from place to place with wheels and axles.

Text Box: The Force is applied to the axle (inner, red circle), and the Load is the Wheel (outer, blue circle) Text Box: Direction of Load and Force are the same

Some examples of a wheel and axle are:

doorknob
clock
wagon wheels
pencil sharpener handle
Can you think of others? Post them here.

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