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Why did ancient astronomers believe that the Earth did not move?
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Q26: If two stars are emitting the same
Q46: Which one of the following statements best
Q49: What is parallax?<br>A) the apparent motion of
Q64: What is the lowest energy level in
Q74: What is the term for the apparent
Q83: You point your finger toward the zenith
Q101: Which of the following observations could be