Microplastics and Materials Flashcard

Front

What method is used to detect plastic particles in bottled water?

Back

Fluorescence microscopy

Front

Why is it difficult to identify plastic particles smaller than 100 microns?

Back

They are invisible to the human eye

Front

Which of the following is NOT a polymer? PVC, Nylon, Copper, Polyethylene

Back

Copper

Front

Which material is known for its high strength and use in construction? Options: Fiberglass, Brick, Carbon fiber, Rubber

Back

Carbon fiber

Front

What is the function of the microscope when studying microplastics?

Back

To enlarge small particles for better analysis

Front

Which of the following materials is classified as a composite? Concrete, Glass, Nylon, PVC

Back

Concrete

Front

Why is polyethylene widely used in packaging?

Back

It is flexible, durable, and waterproof

Front

Which of these materials is most resistant to corrosion? Steel, Copper, Stainless steel, Rubber

Back

Stainless steel

Front

What is a key disadvantage of plastics in the environment?

Back

They contribute to long-term pollution due to their slow degradation

Front

What makes carbon fiber an important material in aerospace engineering?

Back

It is lightweight and extremely strong