| A | B |
| Metric System | system of measurement that uses the meter, liter, and gram as base units |
| Base Unit | original, arbitrary units not derived from anything else |
| meter | base unit of length |
| liter | base unit of volume |
| gram | base unit of mass |
| kilo- | 1000 times larger than the base unit |
| milli- | 1000 times smaller than the base unit |
| centi- | 100 times smaller than the base unit |
| foot | imperial unit for length |
| pound | imperial unit of weight |
| cm | centimeters |
| mL | milliliters |
| L | liters |
| kg | kilograms |
| mass | amount of matter that makes up an object |
| volume | the space an object takes up/occupies |
| length | how long an object is |
| quantitative data | numerical information |
| qualitative data | descriptive information |
| matter | anything that has mass and takes up space |
| Imperial System | measurement system used in the U.S. |
| mm | millimeters |
| km | kilometers |
| mg | milligrams |
| 2.54 cm | 1 inch |
| 3.78 L | 1 gallon |
| 1 mile | 1.609 km |
| 1 meter | 3.28 feet |