T2.4 Producing useful materials Flashcard

Front

What happens during a chemical reaction?

Back

The substances change into new substances with different properties.

Front

What is a synthetic medicine?

Back

A synthetic medicine is used to cure or reduce the effects of diseases and illnesses.

Front

What is an element?

Back

An element is a pure substance that cannot be broken down into simpler substances by chemical means.

Front

What does biodegradable mean?

Back

Biodegradable means it can be broken down by natural processes and decomposed by organisms.

Front

Which synthetic fiber is known for its elasticity?

Back

Spandex.

Front

What is a chemical reaction?

Back

A process where substances interact to form new substances with different properties.

Front

What are natural ingredients?

Back

Substances derived from nature, not chemically altered.

Front

What is a compound?

Back

A compound is a pure substance made from two or more different types of atoms chemically bonded together.

Front

What is the difference between a mixture and a compound?

Back

A mixture is a combination of substances that retain their individual properties, while a compound is a substance formed when two or more elements chemically bond.

Front

What is the role of synthetic fibers in textiles?

Back

Synthetic fibers are used to create durable, elastic, and often water-resistant fabrics.