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The chapter Separation of Substances Class 6 NCERT tells us the need and methods to separate substances without changing their original properties. It deals with the processes of separation like churning, decantation, filtration, etc. the chapter begins by explaining the need to separate substances. With the help of activities and diagrams, methods of separation of substances like handpicking, threshing, winnowing, sedimentation etc. are described.
The next section deals with the use of more than one method of separation. Terms like condensation and saturation are used here. The chapter ends with a summary of the important points covered. A list of new terms makes learning improvised and retention better.
To know more about NCERT Solutions for Class 6 Science Chapter Separation of Substances, let’s look at what all you will learn in this chapter:
5.1 Methods of Separation
In Class 6 Science Chapter 5, you will learn-
Section 5.1 – There is only one section in this chapter. It starts with elaborating on the need to separate substances. We separate substances in order to eliminate non-useful components, and remove impurities or harmful components, for example, removing stones from raw rice, separate tea leaves to remove impurities, or churning out butter from milk to get a new food item. Further, the chapter teaches about the different methods of separating substances, for instance, handpicking, threshing, winnowing, sieving, sedimentation, decantation, filtration, and evaporation. A quick glimpse at definitions of these terms are as follows:
You can learn and understand each one of these processes better by performing the activities mentioned throughout the chapter.
The next part explains the use of more than one method of separation simultaneously, for example, sedimentation and decantation, or evaporation and condensation. This is required where one method is not sufficient in separating substances present in a mixture. The chapter ends with telling about the saturation level of water, i.e., how much of a substance can be dissolved in water before it stops dissolving. Tables, diagrams and activities throughout the chapter make learning more retentive and fun.
To know more about the NCERT Solutions for Class 6 Science Chapter 5, explore Separation of Substances Class 6 PDF.
https://www.urbanpro.com/assets/new-ui/sharing_job.pngPublished on 2020-02-05 10:39:16 by arunima. Last Modified on 2020-02-05 10:39:16
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