Question

- Write an acitivity to show the particulate
nature of matter. List any two characteristic
of particles of matter. ​

Answer 1

Answer:

dissolve salt in water, the particles of salt get into the spaces between particles of water. This shows the particulate nature of matter. (i) They have space between them. (ii) They are continuously moving.

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Answer 2

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Take water in a glass.Add a spoon of salt in the glass of water and stir.The salt will dissolve and the water will taste salty.The salt particles dissolve in water because they occupy the spaces between the particles of water in the glass.This results in spreading of salt particles throughout the particles of water in the glass.This experiment shows particle nature of matter.

4.3

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