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Which of the following statements about stellar parallax is true?
Q3: He discovered that the orbits of planets
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Q32: Suppose that an ancient civilization had built
Q38: Why was a knowledge of the stars
Q62: Why do scientists say that evolution is
Q71: The Milky Way can be seen only
Q87: Which event in the history of the
Q88: Which of the following statements is not
Q95: If a hydrogen emission line appears at
Q101: How did the Ptolemaic model explain the