Synthetic Fibres and Plastics Class -8 Science Ch. 3 NCERT

🎓 Synthetic Fibres and Plastics Class -8 Science Ch. 3 NCERT

Course Description

Embark on a fascinating journey into the world of synthetic fibers and plastics with our comprehensive online course designed for class 8 science students following the NCERT curriculum. This course will demystify the concepts around synthetic fibres, their properties, and applications, as well as the role of plastics in our daily lives. Through interactive lessons and engaging activities, you'll discover why some materials are considered synthetic, the differences between natural and synthetic fibers, and the environmental impact of these substances.

Course Highlights:

• Understanding Synthetic Fibers 🧵

  • Learn what makes a fiber synthetic and explore the most common types of synthetic fibers like nylon, polyester, and acrylic.

• The Wonder of Plastics ♻️

  • Dive into the versatility of plastics and their uses in various industries, from healthcare to electronics.

Key Topics Covered:

1. Nature of Synthetic Fibers 🎨

   • Why are synthetic fibers called so? (Q.1)
   • Differentiating between natural and synthetic fibers (Q.2)
   • Common names for synthetic fibers (Q.3)

2. Properties and Applications 🔍

   • The strength of nylon fibers (Q.4)
   • Advantages of using plastic containers for food storage (Q.5)
   • Differences between thermoplastics and thermosetting plastics (Q.6)

3. Material Choice and Environmental Impact 🌳

   • Why thermosetting plastics are used for saucepan handles and electrical components (Q.7)
   • Recyclable vs. non-recyclable materials (Q.8)
   • The environmental benefits of manufacturing synthetic fibers (Q.14)

4. Healthcare, Clothing, and Beyond 🏥

   • The role of plastics in the healthcare industry (Q.8)
   • Choosing the right material for clothing based on functionality and environmental considerations (Q.9)

5. Materials and Their Properties 🛠️

   • Non-corrosive nature of plastics (Q.10)
   • The compatibility of toothbrush materials (Q.11)

6. Plastics: A Double-Edged Sword 🗡️

   • Addressing the threats posed by plastics to the environment (Q.3)
   • The importance of the 4Rs (Q.2)

7. Activity Corner 🧪

   • An activity to demonstrate the non-conductive nature of thermoplastic (Q.15)

8. Natural and Artificial Fibers 🌱

   • Exploring natural fibers like cotton (Q.12, Q.15)
   • Understanding artificial fibers and their resemblance to natural materials (Q.13)

9. Innovations in Fabric and Cookware 👚

   • The creation of Terrycot (Q.16)
   • The polymer used in non-stick cookware (Q.22)

10. Material Suitability for Utensils 🍽️

    • Choosing materials for cooking utensils (Q.23)
    • Types of plastics used for making crockery (Q.24)

11. Fiber Substitutes and Seasonal Suitability 🌞

    • Why polyester might not be ideal for summer wear (Q.21)
    • Similar fibers to wool or suitable substitutes (Q.25)

12. Plastics and Their Fate ♻️✨

    • The biodegradability of most plastics (Q.26)

Join us as we explore the fascinating world of synthetic fibers and plastics, their applications, and their impact on our lives and environment. This course is designed to spark curiosity, encourage critical thinking, and foster a responsible attitude towards sustainable living. 🌱📚✨

Enroll now and take your understanding of synthetic fibres and plastics to the next level!