Balancing Forces: Chapter 2 quiz

A __________ is a force that acts between objects that are touching each other.

• touching force

• non-touching force

A _________ is a force that acts between objects that are not touching each other is called…

• touching force

• non-touching force

________________ is the push or pull between two magnets, or the pull of a magnet on some kinds of metal.

• force

• magnetic force

• repel

• attract

Carter is getting ready to do an investigation. He wants to move an object using touching force. Which test will show that touching force moves objects.

• He could run a balloon over his shirt and hold it over his head to make his hair stand up.

• He could push a toy car into a tower of blocks until the objects collide.

• He could use a magnet to pull a stack of paper clips from one end of the table to the other end.

To cause a force to act on an object is to…

• magnet

• investigate

• observe

• exert

________ is to pull on an object, even without touching it.

• attract

• repel

_________ is to push an object, even without touching it.

• attract

• repel

Non-touching forces can act between magnets and some, but not all, other objects.

• true

• false