Science

9th -

12thgrade

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Galaxies, part 2

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22 questions

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  • 1. Multiple Choice
    1 minute
    1 pt
    Image

    The words "elliptical", "irregular" and "peculiar" are used to classify galaxies based on ___

    behavior

    shape

    location

    mass

  • 2. Multiple Choice
    1 minute
    1 pt
    Image

    In the 1960s, the peculiar object 3C273 was eventually determined to be ___

    an unassuming blue star

    a galaxy emitting radio waves

    a blue star emitting radio waves

    an unassuming galaxy

  • 3. Multiple Choice
    1 minute
    1 pt
    Image

    Compared to our Sun, how much more energy is blasted out by 3C273, the brightest quasar in the sky?

    4 thousand times

    4 million times

    4 billion times

    4 trillion times

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