Force, Motion, and Energy Checkpoint Key

Front

Identify the following as examples of gravity, friction, or magnetism: Sliding across the floor in your socks.

Back

Friction

Front

Identify the following as examples of gravity, friction, or magnetism: Falling out of bed.

Back

Gravity

Front

Identify the following as examples of gravity, friction, or magnetism: A leaf falling to the ground.

Back

Gravity

Front

Identify the following as examples of gravity, friction, or magnetism: Iron sticking to the refrigerator.

Back

Magnetism

Front

Identify the following as examples of gravity, friction, or magnetism: Car tires skidding across the concrete.

Back

Friction

Front

Identify the following as examples of gravity, friction, or magnetism: Separating iron filings from sand.

Back

Magnetism

Front

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?

Back

Right

Front

How would you be able to change the motion and position of a soccer ball?

Back

By kicking it

Front

How would you be able to change the motion and position of a person on a swing?

Back

Push the person forward and pull the person backward.

Front

How would you be able to change the motion and position of an object attached to a pulley?

Back

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