4th grade magnets

Open Ended

Why do these rings seem to float?

Multiple Choice

A student puts a piece of paper between two magnets. Why are the magnets attracted to each other through the piece of paper?

• The piece of paper is also magnetic.

• The magnets are not very strong.

• The paper holds the magnets together.

• The magnetic force goes through the paper.

Categorize

Options (6)

Iron Nail

Paper Clip

Screw

Pencil

Crayon

Rubber Band

Place each item in the correct column

Attracted by Magnets

Not Attracted by magnets

Open Ended

How does distance affect a magnet's pull?

Multiple Choice

Why do magnets push and pull?

• Because they are made of metal

• Because of their magnetic fields

• Because they are heavy

• Because they are cold

Multiple Choice

What happens when unlike poles of two magnets are brought together?

• They will repel each other

• They will attract each other

• They will not interact

• They will break apart

Open Ended

A group of students built an electromagnet using a 9-volt battery, an iron nail and copper wire. What can the students do to make the electromagnet stronger?

Open Ended

What do you conclude from the data about the relationship between the number of coils and the number of paper clips?

Multiple Choice

What will happen when these magnets are brought close together?

• They will attract each other.

• They will repel each other.

• They will stay the same.

Multiple Choice

What part of the magnet are the arrows pointing toward?

• The poles
• The middle
• The horseshoe 
• The top

Multiple Choice

Is a penny magnetic?

• Yes
• No

Multiple Choice

Do magnets stick to all metals?

• Sometimes
• Maybe
• Yes
• No

Multiple Choice

When the opposite poles of magnet are near each other they

• induced magnetism
• repel
• move around
• attract

Match

Match the key terms with their definitions.

• Attract

• Repel

• Magnetic field

• Magnetic pole

• Magnetic field line

to pull objects toward one another

to push objects away from each other

the space around a magnet in which magnetic force can act on objects

one of the two opposite ends of a magnet

a line that connects opposite magnetic poles and represents the strength of the magnetic field

• to pull objects toward one another

• to push objects away from each other

• the space around a magnet in which magnetic force can act on objects

• one of the two opposite ends of a magnet

• a line that connects opposite magnetic poles and represents the strength of the magnetic field