Chapter 15 Vocab Cards

Question 1

Is a type of matter with a fixed composition.

Answer 1

substance

Question 2

If all the atoms in a substance have the same identity

Answer 2

element

Question 3

Is a substance in which the atoms of two or more elements are combined in a fixed proportion.

Answer 3

compound

Question 4

A mixture in which different materials can be distinguished easily.

Answer 4

heterogeneous mixture

Question 5

Contains two of more gaseous, liquid, or solid substances blended evenly throughout.

Answer 5

homogeneous mixture

Question 6

Is a homogeneous mixture of particles so small that they cannot be seen with a microscope and will never settle to the bottom of their container.

Answer 6

solution

Question 7

Is a type of mixture with particles that are larger than those in solutions but not heavy enough to settle out.

Answer 7

colloid

Question 8

The scattering of light by colloidal particles

Answer 8

Tyndall effect

Question 9

Is a heterogeneous mixture containing a liquid in which visible particles settle.

Answer 9

suspension