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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
Evaporation of a liquid causes cooling.
Write true or false for the following statement
In a gas, the molecules can move anywhere in space.
Why liquids do not have definite shape?
Give a reason for the Liquids can flow easily.
Give reason :
Liquids have a definite volume but no definite shape.
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.
Disappearance of camphor.
Match the following
| Column A | Column B | ||
| a | Solids | 1 | Can flow in all directions |
| b | Sublimination | 2 | The temperature at which a liquid changes into its gaseous state |
| c | Boiling Point | 3 | Can have any number of free surfaces |
| d | Gases | 4 | Gaps between particles |
| e | Intermolecular space | 5 | Change of state from solid to gas |
One kind of matter can be distinguished from another by its physical properties and chemical properties.
