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प्रश्न
Water evaporates only at 100°C.
विकल्प
True
False
उत्तर
False .
APPEARS IN
संबंधित प्रश्न
The melting point of ice is 0°C.
.............. process is just reverse of melting.
Fill in the blank
The inter-molecular forces are the weakest in ...............
Give reason :
Why do liquids and gases flow but solids do not?
Fill in the blank
The temperature at which a liquid boils is called the ................. point of that liquid.
Write true or false for the statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
The molecules move only within the boundary of
Give two examples for each type of matter
Complete the statement given below by selecting the correct word.
____ is an example of a crystalline substance.
Match the characteristics of the three states of matter in List I with their correct answer from List II.
| List I | List II |
| 1. Are highly rigid and have a definite shape | A: Solids and gases only |
| 2. Have no definite shape | B: Solids only |
| 3. Have definite volume but no definite shape | C: Liquids and gases only |
| 4. Are highly compressible and least rigid | D: Gases only |
| 5. Have no definite volume | E: Solid, liquids and gases |
| 6. Have no definite shape and volume |
F: liquids only |
| 7. Occupy space | G: Solids and liquids only |
| 8. Are not compressible | |
| 9. Are slightly compressible | |
| 10. Have mass |
