Category: Matter in our surrounding

Change in state of matter

Question 1 What are the ways in which physical state of matter can be changed ? Question 2  What is boiling ? Question 3 What is...

States of matter

Question 1 Name three states of matter? Question 2 Differentiate between three states of matter ? Question 3 Give full form of LPG and CNG...

Characteristics of particle nature of matter

Question 1 What are the characteristics of particle nature of matter ? Question 2 What happens when a crystal of potassium permanganate is mixed with water...

Matter

Question 1  What is matter ? Question 2 Give example of matter ? Matter Anything which occupies space and has mass is called matter. For...

Evaporation

Question 1 Define Evaporation ? Question 2 What is the effect of temperature on rate of evaporation ? Question 3  Why does our palm feel...

Water vapours in air

Question 1 How will you show that water vapours are present in air ? Question 2 Name two scales to measure temperature ? Question 3 Convert...

Diffusion

Question 1 What is diffusion ? Question 2 Give few examples of diffusion ? Question 3 Explain why, when a bottle of perfume is opened in...

Sublimation

Question 1 What is sublimation. Question 2 Define sublimate. Question 3 Define sublime. Question 4 Give few examples of substances that undergoes sublimation ? Question...

Latent heat

Latent heat | Matter in our Surroundings | Class 9 Question 1 What is latent heat ? Question 2 Define the term Latent heat of...