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प्रश्न
Name the phenomenon which cause the following change.
Conversion of ice into water.
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उत्तर
Conversion of ice into water is melting.
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संबंधित प्रश्न
Ice melts at 100°C.
A gas has neither a definite volume nor a definite shape. Describe the molecular model to explain it.
Give a reason for the Liquids can flow easily.
Give reason :
Liquids have a definite volume but no definite shape.
Differentiate between the following:
Liquids and gases
Write true or false for the statement. Rewrite the false statement correctly.
If the intermolecular space is more than the intermolecular force will be weaker.
Name the phenomenon which cause the following change.
Conversion of water into steam.
Name the three states of matter and define them.
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 |
State the correct term from A, B, C, D, E, or F in List II which represents the change of state of matter or its relevant property from List I.
| List I | List II |
| 1. Solid 'X' to a Liquid 'X' | A: Condensation |
| 2. Liquid 'Y' to its vapour 'Z' | B: Vaporization |
| 3. 'Z' to 'Y' | C: Melting |
| 4. 'Y' to 'X' | D: Freezing |
| 5. The temperature at which 'Y' changes to 'Z' | E: Melting point |
| F: Boiling point |
