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प्रश्न
Give reason :
Why do liquids and gases flow but solids do not?
उत्तर
The molecules of liquids and gases are far apart i.e. have more gaps, intermolecular attraction force is very less as compared to solids, hence liquids and gases can flow but solids do not like gaps in solid molecules is a less and molecular force of attraction very strong.
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संबंधित प्रश्न
Give the molecular model for a solid and use it to explain why a solid has a definite volume and a definite shape.
For the following statement, say whether it describes a solid, a liquid, or a gas.
Particles are far apart and move in all directions.
Name the phenomenon which cause the following change.
Disappearance of camphor.
Multiple choice question.
The state of matter which has no definite shape or volume is called
Multiple choice question.
Which of the following is a property of the liquids?
Select natural and man-made matter from the following list:
Wood, plastic, silk, medicines, detergents, coal, water, ceramic, cotton, glass, nylon, fruits.
Fill in the blanks:
Water is a matter because it has ______ and occupies ______.
Match the following
| Column A | Column B | ||
| a | Solids | 1 | Can flow in all directions |
| b | Sublimination | 2 | The temperature at which a liquid changes into its gaseous state |
| c | Boiling Point | 3 | Can have any number of free surfaces |
| d | Gases | 4 | Gaps between particles |
| e | Intermolecular space | 5 | Change of state from solid to gas |
Complete the statement given below by selecting the correct word.
The conversation of vapour into a liquid is called ____.
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 |
