This calculator helps you estimate the distance travelled after a certain time of constant speed. It also converts to alternative speed units: mile/hr, km/h, m/s, mach, ...
Most countries use the Metric System, which uses the measuring units such as meters and grams and adds prefixes like kilo, milli and centi to count orders of magnitude.
25.4 m/s
2.54 * 101 m/s (scientific)
25.41 m/s (engineering)
In the USA and UK, the older Imperial system is used, where things are measured in feet, inches and pounds.
91 464 m/hr
83.4 ft/sec
604 800 secs
1.0 wks
604.8 * 103 sec(s)
10.08 * 103 min(s)
168 hr(s)
7 day(s)
1 wk(s)
15 365 978 meter
15.37 * 103 km
9.55 * 103 mile
8.3 * 103 nautical mile