Review of Matter & Resources

Front

What is a physical property?

Back

A characteristic of a substance that can be observed or measured without changing its identity, such as odor, color, or melting point.

Front

What is a chemical property?

Back

A characteristic of a substance that describes its ability to change into different substances, such as flammability or reactivity.

Front

What is thermal energy?

Back

The energy that comes from the movement of tiny particles in matter, often felt as heat.

Front

What is an example of a physical property?

Back

Odor.

Front

What is an example of a chemical property?

Back

Flammability.

Front

What does it mean to conserve resources?

Back

To protect resources so they do not run out.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change alters the form or appearance of a substance without changing its composition, while a chemical change results in the formation of new substances.

Front

What is an example of a physical change?

Back

Melting ice.

Front

What is an example of a chemical change?

Back

Rusting of iron.

Front

What is the boiling point?

Back

The temperature at which a liquid turns into vapor.