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प्रश्न
Fill in the blank with the correct word Given below.
Matter can change from one state to another by the change in ____
पर्याय
temperature or pressure
temperature only
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उत्तर
Matter can change from one state to another by change in temperature or pressure.
संबंधित प्रश्न
The process of a gas converting directly into solid is called vaporization.
The melting point of ice is 0°C.
Fill in the blank
In a solid, the molecules ............................................ but they remain at their fixed positions.
Give the molecular model for a solid and use it to explain why a solid has a definite volume and a definite shape.
Describe the molecular model for a liquid. I-low does it explain that a liquid has no definite shape, but has a definite Volume?
What happens when a solid is heated?
Fill in the blank
Liquids have a definite ............
Write whether the following statement is true or false.
The intermolecular force of attraction is the weakest in gases.
Differentiate between living and non-living matter.
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 |
