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

  • question_answer Which one of the following statements is/ are correct with regard to Milky Way?
    1. It is a spiral galaxy.
    2. The solar system resides in one of its spiral arms.
    Select the correct answer using the code given below:

    A)  1 only                         

    B)  2 only             

    C)  Both 1 and 2                

    D)  Neither 1 nor 2

    Correct Answer: C

    Solution :

     The Milky Way is the Galaxy in which we live. It is a spiral slipped galaxy that contains several hundred billion stars, including our Sun. It is about 100.000 light-years across and about 10,000 light-years thick. If you are at a place which has a very' dark night sky, you can sometimes see the Milky Way as a thick band of stars in the sky. We live out in the suburbs of the Milky Way - not near the centre, but not near the edge either

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