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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
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उत्तर
Particles are far apart and move in all directions Gas
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संबंधित प्रश्न
Fill in the blank
Water boils at ______
Write whether the following statement are true or false.
A gas has no free surface.
Write true or false for the following statement
The inter-molecular forces are effective at all distances between the two molecules.
Define Molecule.
Give reason :
When a teaspoon of sugar is added to half a glass of water and stirred, the water level in the glass does not rise.
Give reason :
A red ink drop added to a small amount of water in a glass turns water red in some time.
Write true or false for the statement. Rewrite the false statement correctly.
The smallest part of an element capable of independent existence is called an atom.
Give a reason for the following:
A crystal of iodine on slow heating in a closed flask turns into vapours and fills the complete flask.
Write scientific reasons.
Lemon sherbat has a sweet, sour and salty taste and it can be poured in a glass.
Write scientific reason.
Lemon sherbat has sweet, sour and salty taste and it can be poured in a glass.
