| A | B |
|---|
| physics | study of the physical world |
| meter | standard unit of length |
| kilogram | standard unit of mass |
| second | standard unit of time |
| accuracy | measured value which is close to the correct value |
| precision | how close measured values are to each other |
| dimensional analysis | treating units like algebraic quantities which can be cancelled |
| t | represents time in an equation |
| m | represents mass in an equation |
| l | represents length in an equation |
