Bill Nye - Simple Machines Quiz

Wheels, levers, pulleys, ramps, screws, and wedges are forms of _______________________.

• potential energy

• simple machines

• chemical changes

• dark matter

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Simple machines change the size and __________ of forces.

• color

• direction

• work

• property

A catapult is an example of a _________ .

• lever

• wheel and axle

• screw

• inclined plane

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The pivot point of a lever is called the _________.

• load

• bar

• effort

• fulcrum

Which of the following is not a lever?

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• 
• 

A bunch of levers pivoting around a fulcrum =

• wheel

• screw

• wedge

• pulley

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Gears are wheels with teeth.

• True

• False

Stairways are a combination of a ______ and a ladder.

• screw

• ramp

• pulley

• wheel

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Another name for a ramp =

• axle

• pulley

• lever

• inclined plane

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Which of the following is not an example of a ramp? (inclined plane)

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• 
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