2024 Simple Machines Unit Test Review

The back of a hammer, called the claw, can be used to pull a nail out of a board. The claw is placed around the nail, and then the handle is forced down to pull the nail out of the board. When the claw of a hammer is used to pull a nail out of a board, what kind of simple machine is it being used as?

• pulley

• lever

• wheel and axle

• screw

Tags

NGSS.MS-PS2-2

Select the THREE examples of a screw.

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Select the THREE examples of a pulley.

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Tags

NGSS.MS-PS2-2

Select the THREE examples of a wheel and axle.

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Tags

NGSS.MS-PS2-1

Select the THREE examples of a wedge.

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Select the THREE examples of a lever.

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Select the THREE examples of an inclined plane.

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Tags

NGSS.MS-PS2-1

Which type of simple machine is a baseball bat?

• wedge

• lever

• pulley

• screw

For a satellite to stay in orbit around Earth, it has to be moving forward very fast all the time. What force will make it fall to Earth if it goes too slowly?

• the force of friction

• the Sun's gravity

• the Earth's gravity

• the magnetic force from Earth's North Pole

Tags

NGSS.MS-PS2-4

Kyle and Jon are both pushing the same box. Kyle is pushing to the right. Jon is pushing to the left. Which of these would make the box move to the left?

• Jon and Kyle push the box with the same amount of force.

• Jon pushes the box with more force than Kyle.

• Kyle and Jon both stop pushing the box.

• Kyle pushes the box with more force than Jon.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2