simple and compound machines

What type of simple machine is a screwdriver?

• a wheel-and-axle

• a pulley

• a lever

• an inclined plane

A hand-operated can opener is made up of two levers, a wedge, and a wheel-and-axle. Which best describes the can opener?

• a simple machine

• a compound machine

• a screw

• a force

Miguel uses a wheelchair. Which simple machine does Miguel most likely use to get past the three steps at the front entrance of his school?

• wedge

• screw

• . lever

• inclined plane

Which simple machine could be used to hold two objects together?

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Which simple machines make up these garden shears?

• lever and screw

• wedge and pulley

• wedge and inclined plane

• lever and wedge

Tags

NGSS.MS-PS2-1

Which simple machine is made up of an inclined plane that winds around a shaft?

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Which sentence about a wedge is true?

• It is an inclined plane wrapped around a cylinder

• It uses circular motion to make work easier.

• . It is two inclined planes back to back.

• One end is higher than another.

Which simple machine represents inclined plane ?

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Which simple machine is labeled C?

• inclined plane

• wedge

• pulley

• . lever

Which simple machine represents wheel and axle ?

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