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प्रश्न
Multiple choice question.
All kinds of matter
विकल्प
occupy space and have definite mass
have mass and definite shape
can change their states
have definite volume
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उत्तर
occupy space and have definite mass
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संबंधित प्रश्न
For the following statements, say whether it describes a solid, a liquid or a gas.
Particles are far apart and move in all directions
The molecules of each substance are identical.
What do you mean by inter-molecular forces?
Describe a simple experiment to illustrate that molecules are not at rest, but they constantly move.
Define Intermodular space.
What is the relation between intermolecular space and intermolecular force?
Write your observation and conclusion for the following:
When one of the balloons suspended to the metre scale is punctured while other remains inflated?
Multiple choice question.
Which one is a kind of matter:
Give two examples.
Gaseous element
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 'Y' | A: Liquefaction |
| 2. Liquid 'Y' to its vapour 'Z' | B: Vaporization |
| 3. 'Z' to 'Y' | C: Melting |
| 4. 'Y' to 'X' | D: Solidification |
| 5. The temperature at which 'Y' changes to 'Z' | E: Melting Point |
| F: Boiling point |
