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प्रश्न
Give two examples for the following :
Substances which do not change their states.
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उत्तर
Paper, sugar.
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संबंधित प्रश्न
Write your observation and conclusion for the following:
When few marbles are put in a glass half-filled with water.
Define: Solid
Write true or false for each statement. Rewrite the false statement correctly.
Solids can be compressed easily.
Select the correct alternative
The molecules ____________
What are the forces of cohesion and adhesion?
If an object is taken to the moon from the earth what will be its mass?
Give reason :
A gas fills up the space available to it.
Water, mercury and bromine are similar to each other, because three are ______.
Identify the odd term out and explain.
Hydrogen, sodium, potassium, carbon
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. |
