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4 cards from this section. Quick, good the night before a test.
What two poles does a bar magnet have?
Think about how a compass works.
What do we use to visualize the magnetic field of a magnet?
Remember the experiment we discussed.
What are the two poles of a bar magnet called?
Think about compass directions.
True or False: A bar magnet has only one pole.
Consider the definition of a bar magnet.
Describe the implications if Earth didn't have a magnetic field. How would it affect compass navigation?
Think about how we rely on Earth’s magnetic orientation.
If you had a circular coil of wire and passed a current through it, explain how you would visualize the magnetic field, and how it would differ from a bar magnet.
Consider the differences in field strength and shape between the two.
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