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प्रश्न
Fill in the blank
When a gas is cooled, its molecules .............. energy.
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उत्तर
When a gas is cooled, its molecules loose energy.
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संबंधित प्रश्न
The process of a gas converting directly into solid is called vaporization.
Evaporation takes place at ...............temperature.
State three properties of molecules of a matter.
What is meant by the intermolecular forces of attraction? How do they vary in solids, liquids and gases?
Write true or false for the following statement
The liquids are less viscous than the gases.
Write down five general properties of solids, liquids, and gases.
Give the molecular model for a solid and use it to explain why a solid has a definite volume and a definite shape.
Distinguish between solids, liquids, and gases on the basis of their following properties :
(a) compressibility
(b) fluidity
(c) rigidity
(d) expansion on heating
Multiple choice question.
The process by which a solid changes into a liquid is called
Complete the statement given below by selecting the correct word.
The conversation of vapour into a liquid is called ____.
