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प्रश्न
Molecules of a substance are always in a state of............ and so they possess .............
उत्तर
Molecules of a substance are always in a state of motion and so they possess kinetic energy.
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संबंधित प्रश्न
The temperature at which a solid convert into a liquid is called its .........
Differentiate between melting point ,giving atleast one example of each.
Explain the term Melting.
Explain the term Melting Point.
Some ice is taken in a beaker and its temperature is recorded after each one minute. The observations are listed below
| Time (in minute) | Temperature (in °C) |
| 0 | 0 |
| 1 | 0 |
| 2 | 0 |
| 3 | 0 |
| 4 | 0 |
| 5 | 0 |
| 6 | 3.8 |
| 7 | 7.6 |
| 8 | 11.4 |
From the above observations, what conclusion do you draw about the melting point of ice?
What are the changes of state in water? Explain.
______ is the changing of a liquid into its solid state and it happens by cooling.
A puddle of water gets pooled around the glass of ice cream or a glass of ice cubes. When it is kept at room temperature. Give reason.
The solid, liquid, and phases of water can coexist in equilibrium at ______.
Define the following:
Melting or fusion:
