| A | B |
| Length | the distance between two points |
| Mass | the amount of matter in an object |
| Volume | the amount of space an object occupies |
| Time | the interval between two events |
| Temperature | how "hot" or "cold" an object is |
| Density | the mass per unit of volume |
| Meter | the base unit of length |
| Liter | the base unit of volume |
| Kilogram | the base unit of mass |
| Second | the base unit of time |
| Kelvin | unit of temperature |
| m | meter |
| L | Liter |
| kg | kilogram |
| s | second |
| To convert from larger to smaller units | multiply |
| to convert from smaller to larger units | divide |
| the coldest possible temperature | 0 K = -273 C |
| used to measure length | meter stick / ruler |
| 1 cubic centimeter = | 1 mL |