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Author Question: Which of the following correctly describes what we mean by a great circle on the surface of Earth? ... (Read 91 times)

neverstopbelieb

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Which of the following correctly describes what we mean by a great circle on the surface of Earth?
 
  A) any circle of latitude
  B) any circle whose center is at the center of Earth
  C) any circle larger than 10,000 km in diameter
  D) a circle of longitude

Question 2

How does dark energy affect the expansion of the Universe?
 
  What will be an ideal response?



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daiying98

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Answer to Question 1

B

Answer to Question 2

Dark energy is accelerating the expansion of the Universe, making it likely that it will expand forever.





 

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