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

  • question_answer
      Write in brief an activity to show the particulate nature of matter. What are the characteristics of the particles of matter? [NCERT]

    Answer:

                   Activity: ·         Take a beaker and add 50 mL of water in it. Mark the level of water in the beaker. ·         Add 15-20 g of sugar with the help of a spatula. ·         Take a glass rod and stir the crystals of sugar completely. ·         The particles of sugar will disappear as they enter the spaces between particles of water. Characteristics (i) Matter is composed of very small particles like atoms or molecules. (ii) The particles of matter have space between them. (in) The particles of matter attract each other. (iv)The particles of matter are in constant motion.


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