What is 7.8×10^5 m/k in kilometers per day
other way to under stand is 7.8 x 10^5 M/hr, 1 KM = 10^3 m so 7.8 x 10^5 m/h = 7.8 x 10^2 km/hr now there are 24 hours in a day so 780/24 = 32.5 km/day