Astronomy GK Questions

37. The group of stars arranged in a definite pattern is called
  A.  Milky way
  B.  Constellation
  C.  Andromeda
  D.  Solar system
Ans: B
38. A lunar month ( a complete cycle of phases from new moon to the subesequent new moon) is longer the orbital period because
  A.  The moon travels in an elliptical orbit
  B.  The earth moves along its orbit
  C.  The moon slow rotation on its axis
  D.  None of the above
Ans: B
The earth moves along its orbit
39. Which of the following is not TRUE about inner planets?
  A.  They have greater quickly
  B.  They orbit the sun quickly
  C.  They spin quickly
  D.  They are also called as terrestrial planets
Ans: C
They spin quickly
40. In which year the first unmanned spacecraft reached the Moon?
  A.  1949
  B.  1959
  C.  1969
  D.  1979
Ans: B
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