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प्रश्न
Give two examples for each type of matter
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उत्तर
- Natural matter: It occurs in nature and can be used to make more useful substances, e.g., wood, coal, silk, water, stone, cotton, jute, cereals, fruits, etc.
- Man-made matter : It is produce artificially from natural matter, e.g., plastics, soaps, detergents, medicines, glass, nylon, steel, ceramic, etc.
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संबंधित प्रश्न
What are the two conditions for the interconversion of states of matter?
Fill in the blank
Liquids have a definite ............
Write whether the following statement is true or false.
If the container in which a gas is collected has an opening, the gas will flow out and spread itself indefinitely.
Write true or false for the statement. Rewrite the false statement correctly.
If the intermolecular space is more than the intermolecular force will be weaker.
Name the phenomenon which cause the following change.
Formation of water vapour from water.
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
The molecules move only within the boundary of
Fill in the blank with the correct word Given below.
From the three states of matter, _____ expand the least.
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 |
