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  3. 4th Class
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4th Class Science Sample Paper Science Olympiad Model Test Paper-9

  • question_answer
    When a ball is thrown vertically upward, it returns back to the Earth due to:

    A) Force of friction 

    B) Force of magnetism

    C) Force of gravity 

    D) AII of these

    E)  None of these

    Correct Answer: C

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