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8th Class Science Sample Paper Science Olympiad Model Test Paper-4

  • question_answer
    Mary went to the restaurant and drank a cold drink with the help of straw. She realised that it was easy for her to drink with the help of straw, rather than directly from the bottle. Which one of the following is the possible reason for this?

    A) Mouth pressure

    B) Sucking pressure

    C) Atmospheric pressure

    D) All of these

    E) None of these

    Correct Answer: C

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