| A | B |
| Internation System of Units | A common system of measurement used by scientists all over the world. Based on the number 10. |
| Meter | The basic unit of length in SI |
| Length | The distance between two points |
| Volume | The amount of space an object takes up |
| Liter | The basic unit of liquid volume in SI |
| Meniscus | The curved line formed by a liquid in a cylinder |
| Mass | The amount of matter in an object |
| Weight | The force of gravity on an object. |
| Kilogram | The basic SI unit for measuring mass |
| Temperature | The average kinetic energy of the molecules within a substance |
| Temperature Scales | Celsius, Kelvin, and Farenheit |
| Density | The amount of mass in a given volume |
| Density | Calculated by using the formula mass/volume |