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

  • question_answer
    Why does a gas from a small container when transferred to a larger container occupy all the space available?

    A)  Gas has no definite mass.

    B)  Gas has no definite shape.

    C)  Gas has no definite volume.  

    D)  Gas has no definite density.

    Correct Answer: C

    Solution :

     Particles in a gas move about freely and randomly in all directions spreading out as far as they can to fill the container or space that they can occupy because gases have no definite volume.


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