| 1 m | 3.28 ft |
| 1 slug | 14.6 kg |
| 1 u | 1.66E-27 kg |
| 1 mi | 5280 ft |
| 1 angstrom | 1E-10 m |
| 1 nautical mile | 1.151 mile |
| 1 fermi | 1E-15 m |
| 1 light-year | 9.46E15 m |
| 1 parsec | 3.084E13 km |
| 1 fathom | 6 ft |
| 1 Bohr Radius | 5.292E-11 m |
| 1 rod | 16.5 ft |
| 1 mi2 | 640 acres |
| 1 m3 | 264 gal |
| 1 lb | 16 ounces |
| 1 knot | 1.688 ft/s |
| 1 g | 9.80665 m/s2 |
| 1 radian | 57.3o |
| 1 N | 1E5 dyne |
| 1 N | 1 kg*m/s2 |
| 1 Pa | 1 N/m2 |
| 1 atm | 1.01E5 Pa |
| 1 J | 1 kg*m2/s2 |
| 1 J | 1E7 erg |
| 1 J | 0.239 calories |
| 1 W | 1 J/s |
| 1 eV | 1.6E-19 J |
| 1 HP | 746 W |
| 1 Telsa | 1 Weber/m2 |
| 1 Telsa | 1E4 gauss |