You observe the same spectral line in two stars that are identical in every way

You observe the same spectral line in two stars that

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11.You observe the same spectral line in two stars that are identical in every way except that one rotates faster than the other. How does the spectral line differ between the two?
Chapter 141.What do we mean when we say that the Sun is in gravitational equilibrium?
2.The core of the Sun is at a temperature of about 20,000 K.
3.Which of these layers of the Sun is coolest?
4.what are the appropriate units for the sun's luminosity?
5.Which layer of the Sun do we normally see?
6.The source of energy that keeps the Sun shining today is _________.
7.Energy balancein the Sun refers to a balance between _________.
8.Sunspots are cooler than the surrounding region of the Sun's surface.
9.From center outward, which of the following lists the "layers" of the Sun in the correct order?
10.At the center of the Sun, fusion converts hydrogen intohelium, energy, and neutrinos.

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