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.
17.8 m/s
1.78 * 101 m/s (scientific)
17.78 m/s (engineering)
In the USA and UK, the older Imperial system is used, where things are measured in feet, inches and pounds.
64 003 m/hr
58.3 ft/sec
3 600 secs
1.0 hrs
3.6 * 103 sec(s)
60 min(s)
1 hr(s)
64 003 meter
6.4 * 106 cm
2.52 * 106 in
209.99 * 103 ft
70 * 103 yard
64 * 103 m
64 km
39.77 mile
34.56 nautical mile