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प्रश्न
Evaporation takes place at ...............temperature.
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उत्तर
Evaporation takes place at all temperature.
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संबंधित प्रश्न
Water evaporates only at 100°C.
Distinguish between solids, liquids, and gases on the basis of their following properties :
(a) compressibility
(b) fluidity
(c) rigidity
(d) expansion on heating
Describe the molecular model for a liquid. I-low does it explain that a liquid has no definite shape, but has a definite Volume?
Explain the change of a solid into a liquid at a constant temperature.
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.
Water cycle is an example of interconversion of states of water. Explain.
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 ...........
Write whether the following statement is true or false
All solids, on heating, first change to the liquid and then to the gaseous state always.
The molecules move only within the boundary of
