| A | B |
| Density | The mass per unit volume of a material. g/cm3 |
| Derived Unit | Unit of measurement obtained by combining SI units. Example: mass / volume |
| Graph | A visual display of information or data. Line, bar, and circle graphs. |
| Kelvin | The SI unit of temperature. Absolute zero = -273 K |
| Kilogram | The Si unit for mass. |
| Liter | The Si unit for liquid volume. (L) |
| Mass | A measurement of the amount of matter in an object. |
| Meter | The SI unit for length. |
| Second | The SI unit for time. (s) |
| SI | International System of units. Worldwide system of measurements based on powers of 10. |
| Standard | An exact quantity that everyone agrees to use as a basis of comparison. |
| Time | The interval between two events. |
| Volume | The amount of space occupied by an object. |