HARD
8th CBSE
IMPORTANT
Earn 100

With the help of an experiment, how will you prove that plastics are bad conductors of heat? 

Important Questions on Synthetic Fibres and Plastic

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 3 - Synthetic Fibres and Plastic>EXERCISES>Q 2
Explain what are thermoplastics and thermosetting plastics. Give two examples of each. 
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 3 - Synthetic Fibres and Plastic>EXERCISES>Q 3
Write a note on the uses of synthetic fibres. 
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 3 - Synthetic Fibres and Plastic>EXERCISES>Q 5

Give reasons for the following:

Electrical wires have a plastic coating. 

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 3 - Synthetic Fibres and Plastic>EXERCISES>Q 5

Give reasons for the following. 

Clothes made of synthetic fibres are not very comfortable to wear. 

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 3 - Synthetic Fibres and Plastic>EXERCISES>Q 5

Give reasons for the following:

Plastic articles are more popular than the ones made of metals. 

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 3 - Synthetic Fibres and Plastic>EXERCISES>Q 1
What is polymerisation? Give an example of a natural polymer. 
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 3 - Test Yourself (Based on Chapters 1 - 8)>TEST YOURSELF (Based on Chapters 1 to 8)>Q 3

Give reasons for the following: 

Cooking pans have handles made of plastic. 

MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 3 - Test Yourself (Based on Chapters 1 - 8)>TEST YOURSELF (Based on Chapters 1 to 8)>Q 11
Describe the general properties of plastics.