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प्रश्न
Name the three states of matter.
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उत्तर
The three states of matter are solids, liquids, and gases.
Solids: A solid has a definite shape and definite volume.
Example: wood, stone, iron, ice, etc
Liquid: A liquid has a definite volume but no definite shape.
Example: water, juice, milk, oil, etc.
Gases: A gas neither has definite shape nor a definite volume.
Example: air, hydrogen, oxygen, water vapour, etc.
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संबंधित प्रश्न
The temperature of a substance remains unaffected during its change of state.
Evaporation of a liquid causes cooling.
Fill in the blank
A solid is ............ rigid.
Explain the change of a liquid into a gas at a constant temperature.
Classify the following into solids, liquids, and gases. Oxygen, milk, common salt, wax, stone, water vapour, carbon-dioxide, sugar, mercury, coal, blood, butter, copper, coconut oil, kerosene.
Multiple choice question.
There are large intermolecular gaps in
What is meant by the inter-molecular forces of attraction ?
Complete the statement given below by selecting the correct word.
____ is an example of a crystalline substance.
Fill in the blank with the correct word Given below.
From the three states of matter, _____ expand the least.
State the property of the following substance.
Sulphur is a yellow amorphous powder insoluble in water.
