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प्रश्न
The three main states of matter are solids, liquids, and gases. Compare the three states with reference to the following characteristics of matter
(a) volume
(b) shape
(c) compressibility
(d) diffusion.
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उत्तर
| Characteristics | Solids | Liquids | Gases |
| Volume | Have a definite volume | Have a definite volume | Have no definite volume |
| Shape | Have a definite shape | Have no definite shape | Have no definite shape |
| Compressibility | Cannot be compressed | Slightly compressible | Highly compressible |
| Diffusion (Intermingling of Molecules) | Cannot diffuse | Shows Diffusion | Diffuses very easily |
संबंधित प्रश्न
What are molecules?
Give reasons
A red ink drop added to small amount of water in a glass turns the water red in some time.
Fill in the blanks:
The physical state of a substance, which has neither fixed volume nor fixed shape is a ______.
Describe simple experiments to prove that liquids have a definite volume
Explain the term ‘Interconversion of matter’. With reference to ice, water, and water vapour show diagrammatically the change of state of matter from solid to liquid to gaseous and back to the original state.
See the given pictures and write down the state of each object. (Solid, Liquid, Gas)
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 |
 |
 |
 |
| _____ | ______ | ______ | ______ | ______ |
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 |
 |
 |
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| ______ | _______ | ______ | ______ | ______ |
In solids, the space between the particles is less than in ______.
How the matter is grouped on the basis of physical states?
Define the term ‘Diffusion’.
Give two examples of diffusion.
