MEDIUM
9th CBSE
IMPORTANT
Earn 100

Are dry ice and ordinary ice same?

Important Questions on Matter in Our Surroundings
MEDIUM
9th CBSE
IMPORTANT
Is cooling also caused during the boiling of a liquid?

EASY
9th CBSE
IMPORTANT
Define boiling point of a liquid.

EASY
9th CBSE
IMPORTANT
What does LPG signify?

MEDIUM
9th CBSE
IMPORTANT
Out of gases and liquids, which diffuse faster?

MEDIUM
9th CBSE
IMPORTANT
How will you justify that ice, water and water vapours are the three states of a substance and not substances.

HARD
9th CBSE
IMPORTANT
How will you demonstrate that interparticle spaces are present in a matter?

MEDIUM
9th CBSE
IMPORTANT
Enlist the main characteristics of the particle nature of matter.

MEDIUM
9th CBSE
IMPORTANT
Define density. Out of the solid, liquid and gaseous states, in which the density is the maximum?
