MEDIUM
9th CBSE
IMPORTANT
Earn 100
Draw the ‘states of matter triangle’ to show the interconversion of states of matter.
Important Questions on Matter in Our Surroundings
EASY
9th CBSE
IMPORTANT
Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 1
What are the conditions for ‘something’ to be called ‘matter’? MEDIUM
9th CBSE
IMPORTANT
Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 2
Name two processes which provide the best evidence for the motion of particles in matter. MEDIUM
9th CBSE
IMPORTANT
Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 3
Which single term is used to describe the mixing of copper sulphate and water kept in a beaker, on its own in which individual ions spread out among water molecules? (Diffusion / Fusion)MEDIUM
9th CBSE
IMPORTANT
Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 4
When sugar is dissolved in water, there is no increase in the volume. Which characteristic of matter is illustrated by this observation? EASY
9th CBSE
IMPORTANT
Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 5
Even two or three crystals of potassium permanganate can impart colour to a very large volume of water. Which characteristic of particles of matter is illustrated by this observation? MEDIUM
9th CBSE
IMPORTANT
Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 6
When an incense stick (agarbatti) is lighted in one corner of a room, its fragrance spreads in the whole room quickly.
Which characteristic of the particles of matter is illustrated by this observation?
HARD
9th CBSE
IMPORTANT
Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Long Answer Type Questions>Q 60
What is evaporation? State the various factors which affect evaporation.
MEDIUM
9th CBSE
IMPORTANT
Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Multiple Choice Questions (MCQs)>Q 80
During respiration, glucose and oxygen enter our body cells and waste products, carbon dioxide and water leave the body cells by the process of: