15.1 Classification of Matter

Multiple Choice

A pure substance that cannot be broken down into any other substances, such as hydrogen.

• heterogeneous mixture

• homogeneous mixture

• element

• compound

• colloid

Multiple Choice

Different parts can be seen and separated easily. An example is trail mix.

• heterogeneous mixture

• homogeneous mixture

• element

• compound

• pure substance

Multiple Choice

The study of the properties of matter and how matter changes

• Atomology

• Chemistry

• Changeology

• Climatology

Multiple Choice

A pure substance made of two or more elements that are chemically combined in a set ratio, such as NaCl.

• Atom

• Compound

• Element

• Mixture

• Colloid

Multiple Choice

A substance made of only one kind of matter and having definite properties.

• Suspension

• Element

• Heterogeneous mixture

• Pure substance

• Colloid

Multiple Choice

A mixture containing small, undissolved particles that do not settle, such as fog.

• element

• compound

• colloid

• pure substance

Multiple Choice

Anything that has mass and takes up space

• matter

• chemistry

• mixture

• element

Multiple Choice

A mixture in which particles can be seen and easily separated by settling or filtration, such as Italian dressing.

• suspension

• pure substance

• element

• compound

Multiple Choice

Substances that are uniformly mixed so that the different parts cannot be seen. An example is steel.

• compound

• heterogeneous mixture

• element

• homogeneous mixture

• atom

Multiple Choice

Two or more substances that are together in the same place but are not chemically combined

• Atom

• Element

• Compound

• Mixture