Simple Machines

A fulcrum is a support that a ________ rests on.

• lever

• screw

• wedge

• wheel and axle

When riding your bike, the tires on your bike are an example of

• a wedge

• a pulley

• a wheel and axle

• a screw

Which simple machine is an inclined plane wrapped around a cylinder or cone?

• inclined plane

• wedge

• pulley

• screw

A wheelchair ramp is an example of this simple machine:

• lever

• inclined plane

• screw

• pulley

This simple machine can be used to lift heavy objects by changing the direction or amount of force

• pulley

• lever

• wheel and axle

• wedge

Which of the following pictures shows a pulley?

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A __________ is made up of two or more simple machines that work together

• simple machine

• compound machine

• complex machine

• really fancy machine

___________________ was a famous cartoon artist, known for making complicated machines to perform simple tasks

• Albert Einstein

• Mrs. Byers

• Benjamin Franklin

• Rube Goldberg

Click all of the simple machines that can be found in a pair of scissors.

• wedge

• screw

• pulley

• lever

A(n) _______________ is the simple machine that can help move heavy objects up or down

• wheel and axle

• lever

• inclined plane