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Q1: One object that is believed to be
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Q38: See Figure 12-8 in the text. A
Q57: The stars that eventually become white dwarfs
Q84: The process of evolution of stars in
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Q186: What will be the intrinsic brightness or
Q198: The helium flash is another name for
Q202: Astronomers studying stellar evolution draw a curve
Q224: Can astronomers observe nebulae, the regions where