Exam (elaborations)
Astronomy 101 Chapter 1 Questions with Correct Answers
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How many years ago was the big bang? Correct Answer-13.8 billion years ago What is the diameter of the Earth? Correct Answer-12,756.3 km(equatorial) What is the distance of Earth to Sun? Correct Answer-149,600,000 km What is 149,600,000 km equal to? Correct Answer-1 astronomical unit (AU) ...
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