Front

What is a property of a gas?

Back

A gas has an indefinite volume, assumes the shape of its container, and is easily compressed.

Front

What happens to the identity of matter during a physical separation?

Back

The identity of the matter remains the same.

Front

What happens to the identity of matter during a chemical separation?

Back

The identity of the matter changes.

Front

What can compounds or molecules undergo chemical separation into?

Back

Elements.

Front

What are examples of physical changes?

Back

Freezing, melting, cutting, grinding, boiling, and condensing are all examples of physical changes.

Front

Define matter.

Back

Matter is anything that has mass and occupies space.

Front

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

Back

A physical change does not alter the identity of the substance, while a chemical change does.

Front

What is an example of a chemical change?

Back

Rusting of iron is an example of a chemical change.

Front

What is a mixture?

Back

A mixture is a combination of two or more substances that retain their individual properties.

Front

What is a pure substance?

Back

A pure substance is a material made up of only one type of particle.