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प्रश्न
Fill in the blank:
Particles in a gas possess ___________ kinetic energy.
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उत्तर
Particles in a gas possess very large kinetic energy.
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संबंधित प्रश्न
What happens to water if it is heated and Explain the phenomenon of change of state of water.
Fill in the blank:
The change of a solid into a liquid is called melting or................
When sodium chloride is added to a definite volume of water and stirred well, a solution is formed, but there is no increase in the level of water. Why?
Write whether the following statement is true or false.
If the container in which a gas is collected has an opening, the gas will flow out and spread itself indefinitely.
What is volume ?
A piece of chalk can be broken into small particles by hammering but a piece of iron cannot be taken into small particles by hammering. Which characteristic of the particles of matter is illustrated by these observations?
What is the general name of :
- rigid form of matter ?
- fluid forms of matter ?
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to free surfaces.
Match the characteristics of the three states of matter in List I with their correct answer from List II.
| List I | List II |
| 1. Have no definite shape, volume or free surface | A: Solids only |
| 2. Are highly compressible and least rigid | B: Liquids only |
| 3. Have a definite volume, no definite shape and are slightly diffusable | C: Gases only |
| 4. Are not compressible and have no diffusability | D: Liquids and gases only |
| 5. Have mass and occupy space | E: Solids and gases only |
| F: Solids, liquids and gases |
Fill in the blank:
The three states of matter are classified on the basis of differences of certain _________.
