Physical Constants
Conversion Factors
|
| Mass and Density |
|---|
| 1 kg = 1000 g = 6.02 x 1026 u |
| 1 slug = 14.6 kg |
| 1 u = 1.66 x 10-27 kg |
| 1 kg/m3 = 10-3 g/cm3 |
| Length and Volume |
|---|
| 1 m = 100 cm = 39.4 in = 3.28 ft |
| 1 mi = 1.61 km = 5280 ft |
| 1 in = 2.54 cm |
| 1 nm = 10-9 m = 10 A |
| 1 light-year = 9.46 x 1015 m |
| 1 m3 = 1000 L = 35.3 ft3 = 264 gal |
| Time |
|---|
| 1 d = 86,400 s |
| 1 y = 365.25 d = 3.16 x 107 s |
| Angular Measure |
|---|
| 1 rad = 57.3 deg = 0.159 rev |
| pi rad = 180 deg = 0.5 rev |
| Speed |
|---|
| 1 m/s = 3.28 ft/s = 2.24 mi/h |
| 1 km/h = 0.621 mi/h = 0.278 m/s |
|
| Key |
|---|
| g | grams |
| kg | kilograms |
| m | meters |
| cm | centimeters |
| in | inches |
| ft | feet |
| mi | miles |
| L | liters |
| gal | gallons |
| rad | radians |
| rev | revolutions |
| deg | degrees |
| s | second |
| h | hours |
| y | years |
|