CBSE Science Class 6
Changes Around Us
Changes Around Us - Chapter Wise CBSE Solved Question and Answer Based On NCERT
Points To Remember:
- The changes in a substance occur by heating it or by mixing it with some other substance.
- Changes are of two types-reversible changes and irreversible changes.
- Changes which can be reversed such as changing of water into water vapour are reversible changes.
- Changes which cannot be reversed are called irreversible changes. Such as burning of wood.
