Producing Useful materials

Front

What occurs when two substances combine to form a new substance?

Back

A chemical reaction has occurred.

Front

What is a common synthetic material found almost everywhere?

Back

Plastic.

Front

What are natural resources?

Back

Resources that exist within the environment without humans having to intervene, or put them there.

Front

What makes an energy resource renewable?

Back

It can replace itself naturally, such as trees or wind.

Front

How do synthetic materials compare to natural materials in terms of durability?

Back

Synthetic materials tend to be more durable than natural materials.

Front

What is a chemical reaction?

Back

A process where substances combine to form new substances.

Front

What is plastic made from?

Back

Plastic is made from synthetic polymers derived from petroleum.

Front

What are examples of renewable energy resources?

Back

Solar energy, wind energy, and hydroelectric energy.

Front

What is the difference between a mixture and a chemical reaction?

Back

A mixture combines substances without changing their chemical properties, while a chemical reaction creates new substances.

Front

What is the significance of natural resources?

Back

Natural resources are essential for human survival and economic development.