Sunspots are cooler than the surrounding solar surface because
A) they are regions where convection carries cooler material downward.
B) strong magnetic fields slow convection and prevent hot plasma from entering the region.
C) magnetic fields trap ionized gases that absorb light.
D) there is less fusion occurring there.
E) magnetic fields lift material from the surface of the Sun,cooling off the material faster.
Correct Answer:
Verified
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