Force, Motion, and Energy Checkpoint

Identify the following as examples of gravity, friction, or magnetism.

Sliding across the floor in your socks.

• Gravity

• Friction

• Magnetism

• Inertia

Identify the following as examples of gravity, friction, or magnetism.

Falling out of bed.

• Gravity

• Friction

• Magnetism

• None of the above

Tags

NGSS.MS-PS2-4

Identify the following as examples of gravity, friction, or magnetism.

A leaf falling to the ground.

• Gravity

• Friction

• Magnetism

• None of the above

Tags

NGSS.MS-PS2-4

Identify the following as examples of gravity, friction, or magnetism.

Iron sticking to the refrigerator.

• Magnetism

• Gravity

• Friction

• None of the above

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Identify the following as examples of gravity, friction, or magnetism.

Car tires skidding across the concrete.

• Gravity

• Friction

• Magnetism

• Inertia

Identify the following as examples of gravity, friction, or magnetism.

Separating iron filings from sand.

• Magnetism

• Gravity

• Friction

• None of the above

A black marble is rolled across the floor and runs into a white marble. What direction will the white marble move due to the force of the black marble?

• Left

• Right

• Up

• Down

Tags

NGSS.MS-PS2-1

How would you be able to change the motion and position of the following objects?

Soccer ball

• By looking at it

• By kicking it

• By thinking about it

• By ignoring it

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

How would you be able to change the motion and position of the following objects?

Person on a swinging

• Push the person forward

• Pull the person backward

• Both

• None of the above

Tags

NGSS.MS-PS2-2

How would you be able to change the motion and position of the following objects?

An object attached to a pulley

• Pull down on the pulley rope to get the object to move up.

• Push up on the pulley rope to get the object to move down.

• Pull sideways on the pulley rope to keep the object stationary.

• Do nothing and the object will move on its own.

Tags

NGSS.MS-PS2-2