Unit 1: Chapter 4 and 5 Practice Quiz

a magnetic force that pushes two magnets away from each other

• gravity

• repel

• balanced force

• force

a downward force that pulls everything towards Earth's center

• push

• magnet

• repel

• gravity

equal forced are exerted in opposite directions

• balanced force

• unbalanced force

• touching force

• gravity

forced exerted on the object are not equal and the other object moves

• balanced force

• gravity

• unbalanced force

• attract

a force that acts between objects that are touching each other

• non touching force

• touching force

• repel

• balanced force

an object that pulls on some kind of metal and pushes/pulls on other magnets

• force

• heavy

• magnet

• touching force

a force that acts between objects that are not touching

• touching force

• magnet

• gravity

• non touching force

If a ball is thrown in the air, when it falls to the ground what force is acting on it?

• gravity

• push

• attract

• bounce

when an object is unbalanced, it means it is not ____.

• stable

• right

• magnetic

• open

When the train falls to the ground, the train no longer _____.

• swings

• moves

• spins

• balanced