A cheetah can run 550 meters at an average speed of 100 km/h, which would take it 27 seconds. If the cheetah's average speed was 85 km/h, it would cover 450 meters in the same 27 seconds. In 1977, a vessel achieved the fastest recorded speed on water after accelerating from rest at 1.80 m/s^2 for 85.6 seconds, reaching a top speed of 150 m/s. A car entering a freeway at 8 m/s accelerated uniformly for 3.5 km over 5 minutes, reaching a speed of 20 m/s.