Simple Machines

This machine uses wheels and a rope to raise, lower, or move a load

• pulley

• inclined plane

• wheel and axle

• lever

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NGSS.MS-PS2-1

A hammer would be an example of which type of simple machine?

• Inclined plane

• Pulley

• Wheel and axle

• Lever

A door stop would be an example of which type of simple machine?

• Wedge

• Inclined plane

• Wheel and axle

• Lever

A drill bit would be an example of which type of simple machine?

• Lever

• Wedge

• Incline plane

• Screw

A simple machine makes work easier by doing which of the following?

• Increasing the distance through which force is applied.

• Changing the direction of applied force.

• Multiplying the force of the energy applied.

• All of the above.

Compound machines consist of two or more simple machines combined together to make work easier and increase the mechanical advantage. What two simple machines are used in a corkscrew?

• Pulley and a wedge

• Wedge and a screw

• Lever and an inclined plane

• Screw and a lever

Answer explanation

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NGSS.MS-PS2-1

Which simple machine can be used to join things together?

• lever

• pulley

• screw

A force is

• an invisible energy that binds the universe together

• Strong in my family

• Only occurs between objects in the natural world

• A push or pull exerted on an object

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NGSS.MS-PS2-1

work is

• the place you have to go your entire adult life

• the result of moving an object a certain distance

• an activity involving mental or physical labor

• a task or undertaking

A doorknob is an example of a _______.

• wheel and axle

• inclined plane

• pulley

• wedge

Tags

NGSS.MS-PS2-1