NCERT Solutions for Class 8 Science Chapter 3 Synthetic Fibers and Plastics are provided in this article. It covers all the important definitions, concepts, and methodologies that will be really beneficial for the students. The important topics that are included in this chapter are:
- What are synthetic fibres?
- Types of synthetic fibres
- Characteristics of synthetic fibres
- Plastics
- Plastics as materials of choice
- Plastics and the environment
Download PDF: NCERT Solutions for Class 8 Science Chapter 3 Synthetic Fibres and Plastics
NCERT Solutions for Class 8 Science Chapter 3
Class 8 Science Chapter 3 Synthetic Fibers and Plastics: Important Topics
Clothes are made of fabrics which we wear on a daily basis. Fabrics are made of fibres that are obtained from natural and artificial sources. For example, wool, silk, cotton, and fibres like polyesters and terylene are a few examples of synthetic fibres. A Synthetic Fiber is a chain of small units of chemical substance joined together. Many such single units combine to form a single unit called Polymer. Polymer means made of many units joined together.
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Fibres
The clothes we wear are made of fabrics, and these are made from fibres obtained from natural or artificial sources. Fibres are also used for making a large variety of household articles.
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Polymer
The word ‘polymer’ is derived from two Greek words; poly meaning many and mer meaning part/unit. A polymer is a substance made up of many repeated similar subunits.
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Synthetic Fibre
Fibres that are created by humans are known as synthetic or man-made fibres. Humans have been able to make a variety of synthetic fibres. Eg: rayon, nylon etc.
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