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Chapter 9 of 12
Revision Notes

Methods of Separation in Everyday Life

CBSE · Class 6 · Science

Quick revision notes for Methods of Separation in Everyday Life — CBSE Class 6 Science. Key concepts, formulas, and definitions for last-minute revision.

42 questions68 flashcards5 concepts

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Key Topics to Revise

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1. Ways to Separate Solid Mixtures

  • Handpicking is used when unwanted particles are few in number and can be removed by hand.
  • Handpicking depends on differences in size, colour, and shape.
  • It is useful for separating small stones from grains and black peppers from food.
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2. Separation by Evaporation and Salt Making

  • Evaporation is the process in which a liquid changes into vapour.
  • Evaporation helps separate a solid dissolved in a liquid.
  • Seawater is a mixture of salts and other substances dissolved in water.
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3. Separation of Insoluble Solids from Liquids

  • Sedimentation is the settling of the heavier insoluble component at the bottom of a liquid.
  • Decantation is the removal of the liquid by tilting the vessel after sedimentation.
  • Decantation is not a complete method because some solid may still remain mixed with the liquid.
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4. Separation by Magnetic Property and Churning

  • Magnetic separation is the separation of magnetic and non-magnetic substances using a magnet.
  • Iron is a common magnetic substance.
  • Magnets can be used to separate iron nails from sawdust or waste material.

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Full Notes

Key Concepts

Handpicking is used to remove unwantedThreshing is the process of separatingWinnowing is the separation of heavierSieving separates solid particles of differentEvaporation is the change of liquid

Frequently Asked Questions

What are the important topics in Methods of Separation in Everyday Life for CBSE Class 6 Science?
Methods of Separation in Everyday Life covers several key topics that are frequently asked in CBSE Class 6 board exams. Focus on the core concepts listed on this page and practise related questions to build confidence.
How to score full marks in Methods of Separation in Everyday Life — CBSE Class 6 Science?
Understand the core concepts first, then work through the 42 practice questions available for this chapter. Revise formulas and definitions regularly, and use flashcards for quick recall before the exam.

Sources & Official References

Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.

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