Tom and Sally were experimenting with magnets. Magnet A picked up three paperclips. Magnet B picked up nine paperclips. What can they infer about Magnet B?

• It is painted.

• It is weaker.

• It weighs more.

• It is stronger.

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Magnetic force is a type __________that can move between objects, even when they are not touching.

• wind

• energy

• heat

• light

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The magnetic force between magnets ________________ if there is more space between the magnets.

• gets stronger

• gets weaker

• remains the same

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A student wants to arrange two bar magnets so they repel each other. Which diagram shows the best arrangement for the magnets?

• 
• 
• 
• 

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Which object would most likely be attracted to a magnet?

• sliver coin

• copper wire

• iron doorknob

• aluminum key

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The magnetic fields of any magnet are greatest

• around the poles

• around the middle

• around the South pole

• around the North pole

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See image

• Neither group is attracted to magnets.

• Both groups are attracted to magnets.

• Only group A is attracted to magnets.

• Only group B is attracted to magnets.

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When you compare the strength of two magnets, you can tell which one is stronger by:

• Looking at it

• The shape of the magnet

• Counting how many objects it can pick up

• Weighing it

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What will happen as these magnets are pushed together?

• They will attract each other.

• Nothing will happen.

• They will repel each other.

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Which of these objects would a magnet attract?

• piece of glass

• iron nail

• plastic button

• wooden pencil

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