Which two materials are magnetic?

• Carbon

• Cobalt

• Copper

• Nickel

Bar magnets have two poles. What are they?

• North and south

• Blue and red

• East and west

• Red and green

What would you detect by using a compass, iron filings, and iron objects?

• Magnetic field

• Electricity

• Gravity

• Directions

Where are the field lines most concentrated around a bar magnet?

• In the middle of the magnet

• At both poles

• The same all the way through

• At the North pole only

If magnet A can hold 3 steel paperclips and magnet B can hold 5 steel paperclips, which one is stronger?

• Magnet A

• Magnet B

• They are equally strong

• Magnets wouldn't attract steel paperclips

Like poles __________ each other while unlike poles ___________ each other.

• attract, repel

• repel, attract

• oppose, connect

• connect, oppose

What does repel mean?

• magnets move towards each other

• magnets do not have magnetism

• magnets move away from each other

Which object would not attract a magnet?

• scissors

• nail

• balloon

• screw

Does distance strengthen or weaken a magnet's ability to attract a piece of iron?

• strenghten

• weaken

• it has no effect

Magnetism is a type of what?

• electricity

• force

• gravity

• matter