Simple Machines Unit Test Review

This is a grooved wheel with a rope used to lift objects.

• Lever

• Wheel and Axle

• Screw

• Pulley

Tags

NGSS.MS-PS2-1

A round object which rotates on a bar to help things roll.

• Wheel and Axle

• Lever

• Pulley

• Screw

Tags

NGSS.MS-ETS1-4

NGSS.MS-PS2-1

Two inclined planes placed back to back used to split or push things apart.

• Wheel and Axle

• Screw

• Inclined Plane

• Wedge

Tags

NGSS.MS-PS2-1

A board or a bar that rests on a fulcrum used to lift objects.

• Screw

• Inclined Plane

• Lever

• Wheel and Axle

Tags

NGSS.MS-PS2-1

An inclined plane wrapped around a center part used to hold objects together.

• Inclined plane

• Wedge

• Screw

• Pulley

A slanted surface used to move objects to a higher place.

• Wedge

• Inclined Plane

• Lever

• Screw

Tags

NGSS.MS-PS2-1

Simple machines such as the lever, inclined plane, and the wheel and axle reduce the size of the ____________ needed for a task by increasing the ___________________ through which the force is applied.

• load, force

• energy, load

• input force, distance

• distance, input force

Tags

NGSS.MS-PS2-1

Which one of the below simple machine makes things easier by changing the direction of the input force.

• Wheel and Axle

• Screw

• Wedge

• Inclined Plane

Tags

NGSS.MS-PS2-2

True or False: A pulley changes the direction of the input force (effort).

• True

• False

True or False: A flagpole is an example of a inclined plane.

• False

• True