Average human waking speed is 1.4m/s. Thus, the average time it takes, at walking speed, to walk 1km is 11 minutes, 54 seconds.
The man is approximately running at 9.3205679 mph.
1km = 1000m 1km > 50m 1km is bigger
5 years
1km = 1000m520m/1km:= 520/1000 or 13/25 of 1km
In average swimmer should be able to do 1,500m in around 20 - 25minutes therefore for 1km you should be taking 13 - 16minutes
4km ! because 4km = 4000m (1000m = 1km)
1km
100000cm = 1km 50cm = 1km/1000000cm/1km 0.00005km = 50cm 50cm < 1km
The fastest recorded time for rowing 1km is around 2 minutes and 54 seconds, achieved by a highly trained and elite rower.
1km = 1000000mm
1km -450 = -449