What is the source of plastic? Explain.

Important Questions on Synthetic Materials

MEDIUM

8th CBSE

IMPORTANT

GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 3 - Synthetic Materials>Chapter Review>Q 6

List any four necessary steps that can be taken to save environment from plastic pollution.

MEDIUM

8th CBSE

IMPORTANT

GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 3 - Synthetic Materials>Chapter Review>Q 7

Differentiate between the following: Natural and synthetic polymers.

MEDIUM

8th CBSE

IMPORTANT

GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 3 - Synthetic Materials>Chapter Review>Q 7

Differentiate between the following: Thermoplastics and thermosetting plastics.

MEDIUM

8th CBSE

IMPORTANT

GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 3 - Synthetic Materials>HOTS>Q 1

Both synthetic fibres and plastics are polymers. Then what is the difference between them?

MEDIUM

8th CBSE

IMPORTANT

GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 3 - Synthetic Materials>HOTS>Q 2

Plastics have reduced the use of metals and wood to a great extent. Is it good or bad for the environment? Explain.

MEDIUM

8th CBSE

IMPORTANT

GALAXY SCIENCE IN EVERYDAY LIFE>Chapter 3 - Synthetic Materials>HOTS>Q 3

Why is burning of plastics not considered a good method for their disposal? Suggest two methods for the disposal of plastics.