7.4 - 3 Synthetic Materials

Front

What are natural resources?

Back

Resources that exist in the environment without human intervention.

Front

Define physical property.

Back

Characteristic that can be observed or measured without changing the substance; for example, color, melting point, or conductivity.

Front

What is the significance of plastics being created from processed petroleum?

Back

Plastics are derived from natural resources, which highlights the connection between synthetic materials and their natural origins.

Front

What type of change occurs when substances transition from natural to synthetic?

Back

Chemical change.

Front

Give an example of a natural substance.

Back

Wood.

Front

What is the difference between natural and synthetic materials?

Back

Natural materials are sourced from the environment, while synthetic materials are artificially created through chemical processes.

Front

What are some common examples of synthetic materials?

Back

Plastics, synthetic fibers, and rubber.

Front

How do physical properties help in identifying materials?

Back

Physical properties allow for the observation and measurement of materials without altering their chemical structure.

Front

What role do chemical changes play in the creation of synthetic materials?

Back

Chemical changes involve the transformation of natural substances into synthetic ones through reactions.

Front

What is the importance of understanding the origin of synthetic materials?

Back

Understanding the origin helps in assessing environmental impact and sustainability.