When sugar is dissolved in water, there is no increase in the volume. Which characteristic of matter is illustrated by this observation?

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 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?

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 7

A piece of chalk can be broken into small particles by hammering, but a piece of iron cannot be broken into small particles by hammering. Which characteristic of the particles of the matter is illustrated by these observations?

EASY

9th CBSE

IMPORTANT

Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 8

What is the scientific name of particles which make up matter?

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 9

Name the process by which a drop of ink spreads in a beaker of water.

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 10

What is the general name of:
(a) rigid form of matter?
(b) fluid forms of matter?

MEDIUM

9th CBSE

IMPORTANT

Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 11

Out of solids, liquids and gases, which one has:
(a) Maximum movement of particles?
(b) Maximum inter-particle attractions?
(c) Minimum spaces between particles?

EASY

9th CBSE

IMPORTANT

Science for Ninth class Part 2 Chemistry>Chapter 1 - Matter in Our Surroundings>Very Short Answer Type Questions>Q 12

‘A substance has a definite volume but no definite shape’. State whether this substance is a solid, a liquid or a gas.