Synthetic fibres and plastics
Science Solutions from Chapter -1 - Synthetic fibres and plastics
This chapter comprises several activities to explain the differences between natural and synthetic fibres. It describes the use of plastics for various purposes. We will also study different types of plastics and their effect on the environment.
Practice Other Topics from Synthetic fibres and plastics
The topic describes natural and synthetic fibers. Natural fibers are cotton, silk, and wool. They are used in making clothes. Synthetic fibers are obtained from petroleum. It also includes pictures of clothes and various examples.
The topic explains polymer, artificial fiber, etc., with the help of pictures and examples. The beads and paper clip pattern activity describes what synthetic fibers are and how they are formed.
In this topic, we will discuss some synthetic fiber in detail. It emphasizes the production of nylon, its uses, and its properties. Further, it highlights the preparation of rayon and its uses. It also briefs on combined fibers.
This topic introduces us to plastic, its shape, size, and importance in life. It talks about Parkesine who prepared the material. It also highlights the types of plastics like thermoplastic and thermosetting plastic.
The topic describes the types of plastics, such as thermoplastics and thermosetting plastics. Thermoplastics can soften when heated and harden when cooled. It states that thermosetting plastics can be moulded into any shape and cooled down.
The topic sheds light on how plastic can pollute the environment. It emphasizes the importance of three Rs- reduce, reuse, and recycle. It also discusses biodegradable and non-biodegradable materials that are responsible for clogging drains.
