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प्रश्न
Explain the term ‘matter'
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उत्तर
The matter is the basic substance of which all materials are made of.
संबंधित प्रश्न
Give the molecular model for a solid and use it to explain why a solid has a definite volume and a definite shape.
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.
State the general properties of a solid.
Why liquids do not have definite shape?
Give reason :
Liquids have a definite volume but no definite shape.
Fill in the blank
Water boils at .............
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.
Write true or false for the statement. Rewrite the false statement correctly.
The intermolecular space in a gas is almost negligible.
For the following statement, say whether it describes a solid, a liquid, or a gas.
Particles are far apart and move in all directions.
The molecules move only within the boundary of
