1 km/h = 0.27778 m/s
1 mile/h ≈ 0.44704 m/s
1 m/s = 3.6 km/h
1 ft/s ≈ 0.3048 m/s
1 km/h ≈ 0.62137 mile/h
1 km/h ≈ 0.91134 ft/s