9th Class Science Sample Paper Science Olympiad Model Test Paper-16

  • question_answer
    Find the average speed of the object when an object travels 20 m in 5 seconds and then another 20 m in 3 seconds.

    A) \[3\,\,m{{s}^{-1}}\]

    B) \[2\,\,m{{s}^{-1}}\]

    C) \[15\,\,m{{s}^{-1}}\]

    D) \[5\,\,m{{s}^{-1}}\]

    E) None of these

    Correct Answer: D

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