science
Grade-3
Easy

Question

Pick the odd one out.

  1. Chopping the vegetables
  2. Breaking the glass
  3. Baking of cookies
  4. Cutting the paper

hintHint:

Baking of cookies

The correct answer is: Baking of cookies


    In chopping vegetables, breaking glass, and cutting the paper there is no new substance formed and there is only a change in physical appearance hence they are physical changes whereas, in baking cookies there is new substance is formed and has a new chemical identity hence it is a chemical change and odd one among all.