| Term | Definition |
| property | A characteristic or trait of an abject which can be observed such as size, shape, color or texture. |
| mixture | Two or more materials stirred together |
| dissolving | the process in which one material spreads out into another material so that the first material seems to disappear |
| solution | a mixture in which on substance dissolves in another |
| solute | a substance that dissolves in the solvent to form a solution |
| solvent | the substance that dissolves the solute to form a solution |
| evaporation | the process that causes water to dry up, the liquid turns to a gas and spreads out into the air, this can be used to separate the solid that has been dissolved in a liquid |
| crystal | the solid form of a material that can be identified by its properties such as shape, color and pattern, this may be formed when a liquid evaporates from a solution |
| atom | once a mixture or solution has been spearated into its parts, the smaller parts can be broken down to even smaller parts which are the building blocks of matter |
| element | a special type of atom such as hydrogen, oxygen, or gold |
| 92 | there are this many naturally occurring elements |
| compounds | elements can come together in many different ways to form these |
| mass | the amount of matter in an object is called this |
| balance | mass is measured with this |
| grams | this is what mass is expressed in |
| chemistry | the branch of science that deals with the composition (make up), structure and properties of matter |