Advertisements
Advertisements
प्रश्न
Name the three states of matter.
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.
APPEARS IN
संबंधित प्रश्न
The temperature of a substance remains unaffected during its change of state.
Evaporation takes place at ...............temperature.
Fill in the blank
A solid is ............ rigid.
Distinguish between the three states of matter—solid, liquid, and gas on the basis of their molecular models
Distinguish between solids, liquids, and gases on the basis of their following properties :
(a) compressibility
(b) fluidity
(c) rigidity
(d) expansion on heating
Explain the change of a solid into a liquid at a constant temperature.
How a liquid changes into its gaseous state? Explain?
Give reason :
Why do liquids and gases flow but solids do not?
Name the phenomenon which cause the following change.
Conversion of water into steam.
All kinds of matter
