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UPSC Geography The origin and evolution of the earth Question Bank Universe / Sun / Planets / Earth

  • question_answer
    Lack of atmosphere around the Moon is due to                                                                   [NDA 2012-I]

    A)  low escape velocity of air molecule and low gravitational attraction                                            

    B)  high escape velocity of air molecule and low gravitational attraction                           

    C)  low gravitational attraction only                   

    D)  high escape velocity of air molecule only          

    Correct Answer: A

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