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प्रश्न
What is the general name of :
- rigid form of matter ?
- fluid forms of matter ?
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उत्तर
- Rigid form of matter is called 'solid'.
- Fluid form of matter is called 'liquid' or 'gas'.
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संबंधित प्रश्न
Give reasons:
A gas can fill the whole vessel in which it is enclosed.
Fill in the blank:
The process in which a solid directly changes into a gas is called ....................
Write whether the following statement is true or false.
All solids, on heating, first change to the liquid and then to the gaseous state always.
Give two examples of the following:
Substances which are rigid and not compressible.
All kinds of matter
- occupy space and have definite mass
- have mass and definite shape
- can change their states
- have definite volume
Give reason Gases can be compressed easily .
There are large intermolecular gaps in
Fill in the following blank with suitable words :
The smell of perfume gradually spreads across a room due to .....................
Give reasons for the following:
Solids have a definite shape and are highly rigid while gases have to definite shape and are least rigid.
Give reasons for the following:
Water on freezing turns into ice.
