Grade 3 Amplify Unit 1 Chapter 2

Type Your Name

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

• magnetic force
• touching force
• gravity
• non-touching force

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

• magnetic force
• gravity
• non-touching force
• touching force

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

• force
• magnetic force
• attract
• repel

Which test would show that a touching force moves an object?

• 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.

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

• motion
• gravity
• attract
• repel

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

• motion
• gravity
• attract
• repel

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

• True
• False

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

• It is made of iron.
• It is made of plastic.
• It is made of glass.
• It is made of aluminum.

Magnets have different shapes and different strengths.

• True
• False