SSC General Science & Technology Sample Paper NCERT Sample Paper-3

  • question_answer
    The pole star does not seem to move because:

    A)  It is in line with (he earth's axis of rotation

    B)  It moves around the sun and not the earth

    C)  Its movement can be seen only during a solar eclipse

    D)  It rotates very rapidly

    Correct Answer: A

    Solution :

    [a] Polaris, the North Star, appears stationary in the sky because it is positioned close to the line of Earth's axis projected into space. As such, it is the only bright Star whose position relative to a rotating Earth does not change. All other stars appear to move opposite to the Earth's rotation beneath them.

You need to login to perform this action.
You will be redirected in 3 sec spinner