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Chapter 6 Class 6 - Changes around us

The chapter 6, Changes around us, is going to teach you about what is a change? And how do they occur? You will learn this through various concepts, NCERT questions and extra questions prepared by the experts at Teachoo.

Firstly, you will understand the definition of the word ‘change’ and get to know about how each and every material or substance around you is going or will go through some change in its life.

Next you will learn about the methods in which these changes can take place with the main focus being on the processes of -

  • Contraction
  • Expansion
  • Heating
  • Evaporation
  • Melting

Lastly, you will learn about whether these changes are reversible or irreversible.

Here, reversible means that the substance can come back to its original form and irreversible means that the change that has happened cannot be undone.


Concepts


NCERT Questions


Teachoo Questions