NCERT Solutions for Class 6 Science Chapter 6 imparts knowledge on the topics involved in Changes around us
School Connect Online provided NCERT Solution will help students get a comprehensive understanding of the concepts. Studying this chapter will help you in scoring good marks in your class 6 also important for the preparation of Olympiads.
Download PDF of NCERT Solutions for Class 6 Science
| NCERT Solutions Download Class 6 | Chapter Name | NCERT Solutions Download Class 6 | Chapter Name |
| NCERT Solutions for Class 6 Chapter 1 | Food: Where Does It come from? | NCERT Solutions for Class 6 Chapter 9 | The Living Organisms And their Surroundings |
| NCERT Solutions for Class 6 Chapter 2 | Component of Food | NCERT Solutions for Class 6 Chapter 10 | Motion and Measurement of Distances |
| NCERT Solutions for Class 6 Chapter 3 | Fibre to Fabric | NCERT Solutions for Class 6 Chapter 11 | Light, Shadows and Reflection |
| NCERT Solutions for Class 6 Chapter 4 | Sorting Materials Into Groups | NCERT Solutions for Class 6 Chapter 12 | Electricity and Circuits |
| NCERT Solutions for Class 6 Chapter 5 | Separation of Substances | NCERT Solutions for Class 6 Chapter 13 | Fun with Magnets |
| NCERT Solutions for Class 6 Chapter 6 | Changes around Us | NCERT Solutions for Class 6 Chapter 14 | Water |
| NCERT Solutions for Class 6 Chapter 7 | Getting to Know Plants | NCERT Solutions for Class 6 Chapter 15 | Air Around Us |
| NCERT Solutions for Class 6 Chapter 8 | Body Movements | NCERT Solutions for Class 6 Chapter 16 | Garbage In, Garbage Out |
NCERT Solutions for Class 6 Science Chapter 6 Changes around us
1. To walk through a waterlogged area, you usually shorten the length of your dress by folding it. Can this change be reversed?
Ans :
Yes, it can be reversed by unfolding the dress.
2. You accidentally dropped your favorite toy and broke it. This is a change you did not want. Can this change be reversed?
Ans :
No, this change (breaking of toy) cannot be reversed.
3. Some changes are listed in the following table. For each change, write in the blank column, whether the change can be reversed or not.
| Sl No | Change | Can be reversed Yes/No |
| 1 | The sawing of a piece of wood | |
| 2 | The melting of ice candy | |
| 3 | Dissolving sugar in water | |
| 4 | The cooking of food | |
| 5 | The ripening of a mango | |
| 6 | Souring of milk |
Ans :
| Sl No | Change | Can be reversed Yes/No |
| 1 | The sawing of a piece of wood | No |
| 2 | The melting of ice candy | Yes |
| 3 | Dissolving sugar in water | Yes |
| 4 | The cooking of food | No |
| 5 | The ripening of a mango | No |
| 6 | Souring of milk | No |
NCERT Solutions for Class 6 Science Chapter 6 imparts knowledge on the topics involved in Changes around us
4. A drawing sheet changes when you draw a picture on it. Can you reverse this change?
Ans :
No, we cannot get a fresh drawing sheet once a picture is drawn on it with paint/ oil or water. This change can be reversed if a pencil is used to draw the picture. If pen or colors are used to draw the picture, change cannot be reversed.
5. Give examples to explain the difference between changes that can or cannot be reversed.
Ans :
Changes that can be reversed :
i) Opening and closing the door
ii) Filling glass with water
Changes that cannot be reversed :
i) Conversion of milk into curd
ii) Ripening of fruit
6. A thick coating of a paste of Plaster of Paris (POP) is applied over the bandage on a fractured bone. It becomes hard on drying to keep the fractured bone immobilized. Can the change in POP be reversed?
Ans :
No, the change in POP cannot be reversed since it is a chemical change.
7. A bag of cement lying in the open gets wet due to rain during the night. The next day the sun shines brightly. Do you think the changes, which have occurred in the cement, could be reversed?
Ans : No, the change cannot be reversed, these are irreversible chemical changes.
CBSE Notes for Class 6 Science Free Download for All Chapters
| CBSE Class 6 Science Study Notes | CBSE Class 6 Science Study Notes |
| Food: Where Does It comes from? Class 6 notes – Chapter 1 | The Living Organisms And their Surroundings Class 6 notes – Chapter 9 |
| Component of Food Class 6 notes – Chapter 2 | Motion and Measurement of Distances Class 6 notes – Chapter 10 |
| Fibre to Fabric Class 6 notes – Chapter 3 | Light, Shadows and Reflection Class 6 notes – Chapter 11 |
| Sorting Materials Into Groups Class 6 notes – Chapter 4 | Electricity and Circuits Class 6 notes – Chapter 12 |
| Separation of Substances Class 6 notes – Chapter 5 | Fun with Magnets Class 6 notes – Chapter 13 |
| Changes around Us Class 6 notes – Chapter 6 | Water Class 6 notes – Chapter 14 |
| Getting to Know Plants Class 6 notes – Chapter 7 | Air Around Us Class 6 notes – Chapter 15 |
| Body Movements Class 6 notes – Chapter 8 | Garbage In, Garbage Out Class 6 notes – Chapter 16 |
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