| A | B |
| mixture | two or more different substances that are not joined chemically |
| compound | two or more substances that are combined chemically |
| solute | the substance there is less of in a solution |
| solvent | the substance there is more of in a solution |
| solution | a mixture in which particles are spread evenly throughout |
| molecule | smallest part of a compound that can exist |
| suspension | a mixture that separates when left alone |
| acid | a solution with a sour taste and a low PH |
| base | a solution with a bitter taste and a high PH |
| indicator | a substance that will test or acid or base |
| PH scale | a scale used to measure level of acid or base |
| emulsion | a liquid suspended in a liquid |
| aerosol | a solid or liquid suspended in a gas |
| gel | a solid suspended in a liquid |
| foam | a gas suspended in a liquid |