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9th Class Science Matter in Our Surroundings Question Bank Matter In Our Surroundings

  • question_answer
    Which one of the following statements is correct?
    Statements 1: Physical state of a substance can be changed by changing its temperature
    Statement 2: Physical state of a substance can be changed by changing pressure

    A) Statement 1

    B) Statement 2

    C) Both statements are correct

    D) Both statements are incorrect

    E) None of these

    Correct Answer: C

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