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7th Class General Knowledge Earth and Universe Question Bank Universe

  • question_answer
    Most "space junk" moving very fast is circling the earth. They are pieces from spacecraft and can reach speeds of 4.3 to 5 miles per second. What are these "space Junks" called?

    A)  Orbit debris

    B)  Orbital debris

    C)  Debris of spacecraft

    D)  Both (a) and (c)

    Correct Answer: B

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