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प्रश्न
Classify the following into solids, liquids, and gases. Oxygen, milk, common salt, wax, stone, water vapour, carbon-dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
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उत्तर
Solids: Common salt, Wax, Stone, Sugar, Coal, Butter, Copper.
Liquids: Milk, Mercury, Blood, Coconut, oil, Kerosene.
Gases: Oxygen, Water, vapour, Carbon-dioxide.
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संबंधित प्रश्न
Evaporation of a liquid causes cooling.
Fill in the blank
In a solid, the molecules ............................................ but they remain at their fixed positions.
Give a reason for the We need to classify things.
Fill in the blank
......... can flow.
Fill in the blank
Liquids have a definite ............
Write true or false for the statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
Multiple choice question.
The state of matter which has no definite shape or volume is called
What is meant by the inter-molecular forces of attraction ?
What are the two main types of matter?
Match the characteristics of the three states of matter in List I with their correct answer from List II.
| List I | List II |
| 1. Are highly rigid and have a definite shape | A: Solids and gases only |
| 2. Have no definite shape | B: Solids only |
| 3. Have definite volume but no definite shape | C: Liquids and gases only |
| 4. Are highly compressible and least rigid | D: Gases only |
| 5. Have no definite volume | E: Solid, liquids and gases |
| 6. Have no definite shape and volume |
F: liquids only |
| 7. Occupy space | G: Solids and liquids only |
| 8. Are not compressible | |
| 9. Are slightly compressible | |
| 10. Have mass |
