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Author Question: Suppose a satellite is in a low-Earth orbit. Is it possible that the satellite will eventually fall ... (Read 107 times)

rmenurse

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on: Jul 27, 2018
Suppose a satellite is in a low-Earth orbit. Is it possible that the satellite will eventually fall to the ground? Why or why not?
 
  What will be an ideal response?

Question 2

Each of the following lists a constellation and a bright star. In all cases but one, the star is part of the constellation. Which one is the mismatch?
 
  A) Scorpio, Vega
  B) Cygnus, Deneb
  C) Botes, Arcturus
  D) Virgo, Spica
  E) Auriga, Capella


trog

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Reply #1 on: Jul 27, 2018
Answer to Question 1

To fall to Earth, the satellite must lose some of its orbital energy. In low-Earth orbit, this can happen because the earth's atmosphere extends to high altitudes and exerts some atmospheric drag on the satellite.

Answer to Question 2

A


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