Question

A parachutists rate during the freefall reaches 189 km/h. What is the rate in meters per second? At this rate how many meters will dead parachutist fall during 10 seconds of free fall? Do not round your answers

Answer 1

1 km = 1000m
1 hr = 3600 s

189 km/h
189 * 1000 / 3600 m/s
189*5/18 m/s
945/18 m/s
315/6 m/s
105/2 m/s
52.5 m/s

in 10 s
52.5*10
525 m