EASY
9th CBSE
IMPORTANT
Earn 100

Why do gases not have a fixed volume or fixed shape? 

Important Questions on The Matter in Our Surroundings

EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 1 - The Matter in Our Surroundings>EXERCISE 1B>Q 4
Give two differences between liquids and gases.
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 1 - The Matter in Our Surroundings>EXERCISE 1B>Q 1
State three important properties of a solid.
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 1 - The Matter in Our Surroundings>EXERCISE 1B>Q 1

State three important properties of a liquid.

EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 1 - The Matter in Our Surroundings>EXERCISE 1B>Q 1
State three important properties of a gas.
MEDIUM
9th CBSE
IMPORTANT
Core science chemistry>Chapter 1 - The Matter in Our Surroundings>EXERCISE 1B>Q 2
By giving examples, define three states of matter.
MEDIUM
9th CBSE
IMPORTANT
Core science chemistry>Chapter 1 - The Matter in Our Surroundings>EXERCISE 1B>Q 1
Give differences between solids and liquids on the basis of 
(i) rigidity 
(ii) density 
(iii) kinetic energy
EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 1 - The Matter in Our Surroundings>EXERCISE 1B>Q 1

Give differences between: liquids and gases on the basis of 
(i) rigidity 
(ii) density 
(iii) kinetic energy

EASY
9th CBSE
IMPORTANT
Core science chemistry>Chapter 1 - The Matter in Our Surroundings>EXERCISE 1C>Q 1
Seema visited a Natural Gas Compressing Unit and found that the gas can be liquefied under specific conditions of temperature and pressure. While sharing her experience with friends she got confused. Help her to identify the correct set of conditions.