Grade 3 Amplify Unit 1 Chapter 2

Front

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

Back

touching force

Front

A ________ is a force that acts between objects that are not touching each other.

Back

non-touching force

Front

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

Back

magnetic force

Front

Which test would show that a touching force moves an object? Options: Using a magnet to pull a stack of paperclips from one side of a table to the other., Sitting still in a chair and not moving., Running a balloon on your shirt and then holding it on your head to make your hair stand up., Pushing a toy car into a tower of blocks until the objects collided.

Back

Pushing a toy car into a tower of blocks until the objects collided.

Front

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

Back

attract

Front

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

Back

repel

Front

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

Back

True

Front

During an investigation, a class observed that a spoon attracted to magnets. What can they infer about the spoon?

Back

It is made of iron.

Front

Do magnets have different shapes and different strengths?

Back

True

Front

What do you think the class analyzing this chart is investigating?

Back

What kinds of metal do magnets attract?