Which Feature Appears in the Spectrum of the Solar Corona

question 195

Multiple Choice

Which feature appears in the spectrum of the solar corona and indicates very high gas temperatures?

• A) intense emission lines from highly ionized atoms, such as iron
• B) bright emission from the hydrogen Balmer line, Hα, at the red end of the spectrum
• C) intense continuous emission in the infrared part of the spectrum
• D) dark absorption lines from hydrogen, calcium, and iron on a continuous bright spectrum

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Pertaining to a specific categorization within a larger organization or system, often used in sports or hierarchical structuring.