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प्रश्न
Give two examples for the following :
Substances that are rigid and not compressible.
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उत्तर
Glass, stone, pen.
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संबंधित प्रश्न
Why do solids, liquids and gases differ in their physical states?
Differentiate between the following.
Atoms and Molecules .
Write whether the following statement are true or false.
A gas has no free surface.
Write true or false for each statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
What is a molecule?
Name the smallest particle from which matter is made up.
Write your observation and conclusion for the following:
When a small stone is gently dipped into a glass filled with water.
Give reason :
A red ink drop added to a small amount of water in a glass turns water red in some time.
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, very closely packed | A: Solids |
| 2. Interparticle space is maximum | B: Liquids |
| 3. Force of attraction between particles is very weak | C: Gases |
| 4. Movement of particles is about their own position | |
| 5. Particles in the state of matter are slightly compressible and not closely packed. |
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
