Physical Properties and Changes

Jan Florentino

Substances

Substances are single kinds of matter that has specific physical and chemical properties. Water, oxygen, nitrogen, and carbon dioxide are all substances.

Physical Properties

Physical properties are characteristics that describe an object. The volume, color, density, odor, or taste of an object. A small rock would have a small volume, a bar of gold would be really dense, and a lemon would be really sour.

Physical Properties

Physical Changes

Physical changes change the form or appearance of a material but does not change it into another substance. Water freezing and turning into ice is a physical change.