The first pair of stars in Capella are type G-giant stars. Using the table above, what spectral features do these stars NOT have?

Question

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1 point
They are a yellowish color.
Their temperature is 5,000-6,000K.
They consist of both metals and ionized metals, especially ionized calcium.
They are a red color.

Answer 1

The stars in Capella are type G-giant stars, which are characterized by their yellowish color, a temperature range of 5,000-6,000K, and having spectral features that include both metals and ionized metals, particularly ionized calcium.

Given the options, the spectral feature that these stars do NOT have is:

They are a red color.

Type G-giant stars are typically not red; they have a yellowish color instead.