Answer:
The layer above the photosphere is the chromosphere. The chromosphere emits a reddish glow as super-heated hydrogen burns off. But the red rim can only be seen during a total solar eclipse. At other times, light from the chromosphere is usually too weak to be seen against the brighter photosphere.
- both are over 100km thick
- both layers of the sun
- both layers conduct heat
- Each contains granules, oscillations, flows, and two magnetic concentrations.
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