Chapter 13 Assessment

There are two main categories of matter: ________________ and mixtures (this is the very first question on your worksheets).

• Substances
• elements
• solutions

Matter that is always made up of the same combination of atoms is defined as a(n) _________________.

• Substance
• mixture
• solutions

The two kinds of substances are elements and _________________.

• compounds
• Substance
• mixture
• solutions

A substance that is made up of only one kind of atom, such as oxygen, is a(n) ______________.

• element
• compounds
• Substance
• mixture

Atoms of two or more elements chemically bonded together, such as water, form (a)n __________________.

• compounds
• Substance
• mixture
• elements

Atoms of two or more substances that are physically blended but are not chemically bonded together form a(n) _______________.

• mixture
• compounds
• Substance
• element

The relative amounts of the substances that form a(n) mixture can vary.

• True
• False

Granite is an example of a ___________ that is a solid.

• mixture
• compounds
• element

Air is an example of a ____________ of gases.

• mixture
• compounds
• element

A mixture in which substances are not evenly mixed, such as granite or blood, is called a(n) __________________ mixture.

• heterogeneous
• homogeneous