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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
A gas has neither a definite volume nor a definite shape. Describe the molecular model to explain it.
State the general properties of a solid.
What happens when a solid is heated?
Give a reason for the Pure substances have fixed melting or boiling points.
Give reason :
Why do liquids and gases flow but solids do not?
Differentiate between the following:
Liquids and gases
Fill in the blank
The temperature at which a liquid boils is called the ................. point of that liquid.
Fill in the blank
Liquids have no definite ...........
Name the phenomenon which cause the following change.
Conversion of water into steam.
Give two examples for of the following
Substances which sublime.
