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प्रश्न
Which of the following statement is incorrect?
पर्याय
the particles of matter are very, very small
the particles of matter attract one another
the particles of some of the matter are moving constantly
the particles of all the matter have spaces between them
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उत्तर
The particles of some forms of matter move constantly
The statement that the particles of some forms of matter move constantly is incorrect because the particles of matter of all three states– solid, liquid and gas –are moving constantly. Although the particles of solids are fixed at their positions, they vibrate constantly.
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संबंधित प्रश्न
Why do solids, liquids and gases differ in their physical states ?
Name the phenomenon which cause the following change:
Disappearance of camphor.
Give reason:
A drop of ink added to water in a glass turns whole water blue.
Define the following term of Molecule .
Give reason of Why do liquids and gases flow but solids do not ?
Fill in the blank
When a gas is cooled, its molecules ________ energy,
Which one of the following statements is not true?
- the molecules in a solid vibrate about a fixed position
- the molecules in a liquid are arranged in a regular pattern
- the molecules in a gas exert negligibly small forces on each other, except during collisions
- the molecules of a gas occupy all the space available
Differentiate the general properties of solids, liquids and gases in the form of a table — with reference to density.
State in which of the following examples ie. a piece of wood, water, light gas is the Inter-particle space maximum.
With reference to the liquid state of matter – answer the following
State why the inter-particles attraction decreases to negligible.
