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Q6: The most common kinds of stars are
Q24: Where are Population II stars found?<br>A) in
Q27: You observe a metal-rich star in a
Q38: Population I stars contain more metals than
Q50: What is the term for a group
Q65: The disk of the galaxy is older
Q67: What type of telescope is a radio
Q92: The Terrestrial planets are thought to have
Q104: What is the spectral sequence in order
Q121: Which of the following statements about galaxies