Electromagnetism Quiz

What type of poles do all magnets have?

• North and South

• Right and Left

• Up and Down

• Blue and Red

Opposite poles on magnets will always:

• Produce an electric current

• Attract each other

• Repel each other

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The north poles of two magnets will:

• Attract each other

• Repel each other

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Magnets are most commonly made out of what?

• Plastic

• Iron

• Aluminum

• Wood

Which of the following statements is TRUE?

• Magnets are attracted to ALL metals.

• Magnets do not have electrons in them.

• Electromagnets do not need electricity to work.

• Electromagnets can be turned on and off.

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In a magnet the electrons:

• All flow in the same direction

• Flow in random different directions

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Which of the following has an electromagnet in it (choose all that apply)?

• Generator

• Computer

• Television

• A penny

What is one way you can increase the strength of an electromagnet?

• Wrapping the wire around the iron core more times

• Use super glue

• Put a bunch of magnets in a pile

• Use a smaller power source

The further away you get from a magnet:

• The stronger the magnetic field gets

• The weaker the magnetic field gets

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What makes up all matter?

• Air

• Carbon

• Atoms

• Cells

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