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प्रश्न
Select the correct alternative
The molecules ____________
पर्याय
in solid, liquid and gas, move freely anywhere.
in a solid, move freely within its boundary.
in a liquid, move within its boundary.
in a gas, move only within its boundary.
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उत्तर
in a liquid, move within its boundary.
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संबंधित प्रश्न
Why do solids, liquids and gases differ in their physical state?
Fill in the blank
_______ can flow.
Write true or false for the following statement
The inter-molecular forces are effective at all distances between the two molecules.
Select the correct alternative
The diameter of a molecule is approximately
One litre of water has 6.02 × 1026 molecules. Estimate the size of a molecule.
State the approximate spacing between two molecules of a matter.
What are fluids? Give two examples.
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.
Identify the odd term out and explain.
Gold, silver, copper, brass
Write a scientific reason.
Hydrogen is combustible, oxygen helps combustion, but water helps to extinguish fire.
