The sidereal rotation period about its axis of Venus is approximately how long? (Here, as in the book, positive periods imply prograde rotation, and negative periods imply retrograde rotation.)

0 votes
     +188 Earth days
      +23 Earth days
      -59 Earth days
      +339 Earth days
      -243 Earth days
asked Sep 20, 2012 in Astronomy by anonymous
    

1 Answer

0 votes
-243 Earth days
answered Sep 22, 2012 by SkyStar ~Expert~ (2,855 points)



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