Basic Science Solutions for Class 6 Science Chapter 3 Classification Of Materials are provided here with simple step-by-step explanations. These solutions for Classification Of Materials are extremely popular among Class 6 students for Science Classification Of Materials Solutions come handy for quickly completing your homework and preparing for exams. All questions and answers from the Basic Science Book of Class 6 Science Chapter 3 are provided here for you for free. You will also love the ad-free experience on Meritnation’s Basic Science Solutions. All Basic Science Solutions for class Class 6 Science are prepared by experts and are 100% accurate.

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The metallic object is rubbed with a cloth or sand paper or it is polished to make lustrous again after it has been tarnished and has lost its sheen.

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Diamond and quarts are two examples of hard solids.
Graphite and plastic are two examples of soft solids.

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The surfaces of a mirror and a stainless steel tumbler are smooth.
The surfaces of a stone and a brick are rough.

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Aquatic animals and plants survive in water by making use of the oxygen and carbon dioxide dissolved in water.

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A substance that gets dissolved in a solution is called a solute and a liquid that dissolves this substance is called a solvent.
Salt and sugar are two solids that are soluble in water. Chalk and sand are two solids that are insoluble in water.

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Take water in a glass beaker and add a solid substance to it. If this substance dissolves in water completely, it is miscible with water. If that substance does not dissolve but remains in its original form in water, it is immiscible with water.
Glycerin and shampoo are  miscible substances whereas oil and kerosene are immiscible substances.

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Classification is a method of grouping, in which we place similar things together in one group.
Example: Arrangement of books in a library is an example of classification. In a library, books on the same subject are kept in one place, so that it will not be difficult to locate them.

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Following are the benefits of classification:
(a) It gives a systematic knowledge of different things.
(b) It tells us how different members of different groups differ from each other.

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Wood and paper are non-lustrous materials.
Glass and iron are lustrous materials.
Glass is transparent, paper is translucent and wood and iron are opaque materials.
Wood and iron are hard materials and paper and glass are soft materials.

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(b) Gold
Out of the given materials, only gold is lustrous.

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(d) Aluminium
Aluminium, being a metal, is malleable.

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(b) Frosted glass
Frosted glass is translucent.

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(b) Oil
Oil is immiscible in water whereas the others are miscible liquids.

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1. Kerosene is immiscible in water.
2. A liquid that dissolves other substances is called a solvent.
3. A ductile material can be drawn into a wire.
4. A malleable material can be pressed into a sheet.
5. A brittle material breaks easily.
6. A metal is tarnished when it loses its lustre.

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Edible oil Floats on water
Common salt Soluble in water
Iron nail Sinks in water
Plastic block Floats on water



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