Physics · Sunspots

How do the magnetic fields of sunspots differ fundamentally from those of coronal holes?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1Sunspots have purely weak, unorganized magnetic fields, while coronal holes have highly organized toroidal fields.
2Sunspots possess no magnetic field, while coronal holes have the strongest magnetic fields on the Sun.
3Sunspots have open magnetic field lines, whereas coronal holes have closed and twisted field lines.
4Sunspots have strong, closed, and twisted magnetic field lines, whereas coronal holes have open magnetic field lines.✓

Correct answer

Sunspots have strong, closed, and twisted magnetic field lines, whereas coronal holes have open magnetic field lines.

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