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प्रश्न
Evaporation of a liquid causes cooling.
विकल्प
True
False
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उत्तर
True.
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संबंधित प्रश्न
Ice melts at 100°C.
State three properties of molecules of a matter.
Fill in the blank
The inter-molecular spacing is .......... in solids ........... in liquids and ............... in gases.
Fill in the blank
In a solid, the molecules ............................................ but they remain at their fixed positions.
Give a reason for the Pure substances have fixed melting or boiling points.
Fill in the blank
When a gas is cooled, its molecules .............. energy.
Multiple choice question.
The state of matter which has no definite shape or volume is called
The molecules move only within the boundary of
Explain the term ‘matter'
Fill in the blank with the correct word Given below.
From the three states of matter, _____ expand the least.
