6th Class Science Motion and Measurement of Distances Question Bank Motion And Measurement

  • question_answer
    Which of the following statement(s) is/are correct?

    A) An early device used for measuring time was sand glass.

    B) An early device used for measuring time was sundial.

    C) An early device used for measuring time was atomic clock.

    D) An early device used for measuring time was pendulum clock.

    Correct Answer: B

    Solution :

       


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