4th Class Science Matter and Materials Question Bank Matter

  • question_answer
    Lucky left a cup of hot coffee on his table. He noticed something rising out of the surface of the coffee. Which of the following describes correctly how the particles are arranged at P and Q?

    A)
    Particles at P Particles at Q
    not so closely far apart

    B)
    Particles at P Particles at Q
    far apart closely packed

    C)
    Particles at P Particles at Q
      not so closely packed closely packed

    D)
    Particles at P Particles at Q
      far apart not so closely

    Correct Answer: D

    Solution :

    In a gas the molecules are arranged far apart and in liquids they are not so closely packed.


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