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Discussion :: Physics

  1. The large collection of stars, dust and gas held together by gravitational attraction between components is known as

  2. A.

     Cluster

    B.

     Atmosphere

    C.

     Galaxy

    D.

     Sun Family

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    Answer : Option C

    Explanation :

    The term galaxy refers to a large collection of stars, dust, and gas clouds which are held together by gravitational attraction.The smallest galaxies may contain only a few hundred thousand stars, while the largest galaxies have thousands of billions of stars. The Milky Way galaxy contains our solar system.


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