9.25 class discussion questions: magnetism
9.25 magnetism questions
- Explain why sailors used magnetic compasses while the Arab voyagers did not. Hint: one travels on the desert.
- Look up the various ways modern airlines navigate. Why do they use one and not the other?
- Explain why we don’t see the Aurora Borealis in Hawaii, except when there is severe solar weather.
- Use the stream analogy to explain magnetic field lines.