Check sibling questions
Class 6
Chapter 6 Class 6 - Changes around us

A drawing sheet changes when you draw a picture on it. Can you reverse this change?

 

Answer:

  • If the picture is drawn with a pencil, it can be erased with an eraser.
  • Hence,the process is reversible.
  • If the picture is drawn with colors or a pen,it cannot be erased with an eraser. Hence,the process is irreversible.

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Maninder Singh

CA Maninder Singh is a Chartered Accountant for the past 12 years and a teacher from the past 16 years. He teaches Science, Economics, Accounting and English at Teachoo