Advertisements
Advertisements
Question
What are the three states of matter ? Define each of them with two examples.
Advertisements
Solution
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 not definite shape.
Example - water, juice, milk, oil, etc. - Gases - A gas neither has definite shape nor a definite volume.
Example - air, hydrogen, oxygen, watervapour etc.
APPEARS IN
RELATED QUESTIONS
What happens to water if it is kept in a deep freezer.
Define of Brownian motion.
Give reason for the following.
Liquids can flow easily.
Give reason:
The odour of scent spreads in a room.
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.
Differentiate between the following.
Liquids and gases
Differentiate between the following.
Atoms and molecules
Write true or false for statement. Rewrite the false statement correctly.
Matter cannot exist in different states.
With reference to inter-conversion of matter – on the basis of kinetic theory – explain in brief the conversion of A solid into a liquid With special reference to inter-particle space & interparticle attraction at the different stages of conversion.
With reference to inter-conversion of matter – on the basis of kinetic theory – explain in brief the conversion of Vapour [or gas] into a liquid With special reference to inter-particle space & interparticle attraction at the different stages of conversion.
