Simple & Complex Machines

A tool with only a few parts that helps you do work is called a

• simple machine

• complex machine

• axle

• fulcrum

Tags

NGSS.MS-PS2-1

A sloped or slanted surface that makes it easier to move an object from a lower level to a higher level.

• lever

• wheel and axle

• inclined plane

• screw

Two inclined planes together that helps push things apart.

• pulley

• wedge

• gear

• lever

Tags

NGSS.MS-PS2-1

An inclined plane wrapped around a rod, typically used to hold two things together.

• screw

• gear

• wedge

• lever

A rigid bar that pivots or turns on a fulcrum. Used to lift or move heavy objects.

• wedge

• inclined plane

• gear

• lever

Tags

NGSS.MS-PS2-1

A wheel with teeth used to transfer motion from one place to another.

• gear

• wheel and axle

• screw

• lever

Tags

NGSS.MS-PS2-1

A round object that turns around a pin or pole.

• pulley

• gear

• wheel and axle

• wedge

Tags

NGSS.MS-PS2-2

A wheel with a rope used to lift or move heavy objects.

• gear

• inclined plane

• pulley

• screw

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Which of the following is NOT a complex machine?

• bicycle

• ramp

• can opener

• wheel barrow

What simple machine is a curly slide?

• pulley

• screw

• lever

• wedge

Tags

NGSS.K-PS2-1

NGSS.K-PS2-2