MEDIUM
8th CBSE
IMPORTANT
Earn 100

Classify the following as thermoplastics and thermosetting plastics:

Polyethylene, polypropylene, melamine, polystyrene, bakelite.

Important Questions on Synthetic Fibers and Plastics

EASY
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 3 - Synthetic Fibers and Plastics>EXERCISES>Q D
What are bio-degradable materials? What makes them to degrade?
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 3 - Synthetic Fibers and Plastics>EXERCISES>Q D
Give two major uses of polymers which are used for making our toothbrush bristles?
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 3 - Synthetic Fibers and Plastics>EXERCISES>Q D
Mention the disadvantages of acrylic fibres.
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 3 - Synthetic Fibers and Plastics>EXERCISES>Q D
What is Plastic recycling? Why is it not recommended to burn plastic?
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 3 - Synthetic Fibers and Plastics>EXERCISES>Q E
What are synthetic fibres? Explain with an example.
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 3 - Synthetic Fibers and Plastics>EXERCISES>Q E
Enlist important properties and uses of acrylic, nylon and polyester.
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 3 - Synthetic Fibers and Plastics>EXERCISES>Q E
List some steps that can be taken to reduce plastic pollution.
MEDIUM
8th CBSE
IMPORTANT
I Explore 3rd EDITION A Science Textbook 8>Chapter 3 - Synthetic Fibers and Plastics>EXERCISES>Q E
Distinguish between thermoplastics and thermosetting plastics.