| A | B |
|---|
| accuracy | Free of errors, exact, closeness to desired value |
| Metric measurement | SI (international system of measurement) |
| length | the measure of distance |
| mass | amount of matter in an object |
| volume | the amount of space an object takes up |
| triple beam balance | tool used to measure mass |
| graduated cylinder | tool used to measure liquid volume |
| meter stick | tool used to measure length and volume of square objects |
| meter | metric unit for measuring length |
| liter | metric unit for measuring liquid volume |
| gram | metric unit for measuring mass |
| milli | prefix meaning 1/1,000th |
| centi | prefix meaning 1/100th |
| kilo | prefix meaning 1,000 times |
| hecto | prefix meaning 100 times |
| deci | prefix meaning 1/10th |
| water displacement | a method for measuring irregular shaped objects |
| meters cubed | unit for measuring volume of a square or irregular shaped object |
| density | measure of the amount of mass per unit volume |
| density formula | mass divided by volume |
| precision | consistency, how close your results are to one another, how repeatable your results are |
| true value | standard or reference of known value or theoretical value |
| percent error | measurement of the percent that the measured value is off from the accepted value. |
| significant figures | the number or numbers that are part of a measurement. |
