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प्रश्न
Fill in the blank
A solid exerts pressure .....................
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उत्तर
A solid exerts pressure downwards on its base.
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संबंधित प्रश्न
The melting point of ice is 0°C.
Evaporation takes place at ...............temperature.
Fill in the blank
The inter-molecular spacing is .......... in solids ........... in liquids and ............... in gases.
Explain the change of a liquid into a gas at a constant temperature.
Fill in the blank
Any matter which has a definite ................. but no definite shape is called a ...............
Fill in the blank
Water boils at .............
Fill in the blank
The temperature at which a liquid boils is called the ................. point of that liquid.
For the following statement, say whether it describes a solid, a liquid, or a gas.
Particles move about very quickly.
Name the phenomenon which cause the following change.
Disappearance of camphor.
Match the arrangement of atoms in the three states of matter in List I with the correct state in List II.
| List I | List II |
| 1. Arrangement of atoms is far apart | A: Solids |
| 2. Force of attraction between atoms is very strong | B: Liquids |
| 3. Movement of atoms is in any random direction | C: Gases |
| 4. Particles diffuse very easily | |
| 5. Particles show movement about their own position |
