3rd Class General Knowledge Earth and Universe Question Bank Earth and Universe

  • question_answer
    Why do astronauts wear oxygen mask on Moon?

    A)  There is no atmosphere or oxygen on Moon to breathe.

    B)  To avoid suffocation after a long flight in space craft.

    C)  To be used in case of emergency.

    D)  None of these

    Correct Answer: A

    Solution :

    [a] There is no atmosphere or air on Moon. Therefore, without oxygen mask it would be impossible to breathe on Moon.

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