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6th Class Science Changes Around us Question Bank Changes around us

  • question_answer
    Which of the following changes is slow and periodic?

    A)  The rotation of the earth

    B)         The rusting of iron

    C)         The curdling of milk

    D)         The evaporation of petrol

    Correct Answer: A

    Solution :

    The rotation of the earth takes 24 hrs. It is a slow and periodic change.


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