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.
49.0 m/s
4.9 * 101 m/s (scientific)
49.03 m/s (engineering)
In the USA and UK, the older Imperial system is used, where things are measured in feet, inches and pounds.
176 506 m/hr
161 ft/sec
1.00 secs
1 sec
1 sec(s)
49.0 meter
49.03 * 103 mm
4.9 * 103 cm
1.93 * 103 in
160.86 ft
53.62 yard
49.03 m
49.03 * 10-3 km
30.47 * 10-3 mile
26.47 * 10-3 nautical mile