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

  • question_answer
    A piece of chalk can be broken into small particles by hammering but a piece of iron cannot be broken into smaller particles by hammering. It illustrates that

    A)  Particles of matter have space in between them

    B)  Particles of matter possess kinetic energy

    C)  Particles of matter attract one another

    D)  All of these.

    Correct Answer: C

    Solution :

    Particles of matter attract one another and forces of attraction are weak in case of chalk but quite strong in case of iron.


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