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.
30.4 m/s
3.04 * 101 m/s (scientific)
30.45 m/s (engineering)
In the USA and UK, the older Imperial system is used, where things are measured in feet, inches and pounds.
109 615 m/hr
99.9 ft/sec
1.00 secs
1 sec
1 sec(s)
30.4 meter
30.45 * 103 mm
3.04 * 103 cm
1.2 * 103 in
99.9 ft
33.3 yard
30.45 m
30.45 * 10-3 km
18.92 * 10-3 mile
16.44 * 10-3 nautical mile