| A | B |
| meter | standard unit of length in the metric system |
| mass | the amount of matter ("stuff") in an object or substance |
| volume | the amount of space an object or matter occupies |
| centi- | metric prefix for 1/100 ( .01 or one one-hundredth) |
| milli- | metric prefix meaning 1/1000 (.001 or one one-thousandth) |
| kilo- | metric prefix meaning 1000 |
| gram | base unit of mass in the metric system |
| liter | base unit of volume in the metric system |
| centimeter (cm) | convenient metric unit to measure the length of a textbook |
| milliliter (ml) | 1/1000 of a liter, metric unit used in measuring liquid medicines or in recipes |
| milligram (mg) | 1/1000 of a gram, unit used in measuring amount of solid medicine in pills |
| kilometer | metric unit similar to a mile |
| balance | tool used to measure MASS |
| graduated cylinder (graduate) | tool used to measure liquid volume |
| kilogram | historically the standard unit of metric mass , equal to 1000 grams |
| meter | standard metric unit of length , about 39 inches (slightly longer than a US yard) |
| meniscus | the curved line formed by water in a graduated cylinder --- always read at the bottom of the curve |