Question

Help please ! Charlie is traveling 15 m/s which expression could be used to convert this be km/h

Answer 1

15 m/s

To convert ms to km we have to multiply the expression by 3.6:

15 m/s x 3.6 = 54km/h

(15m /1 sec ) (60 sec/1 min) (60 min /1 hour) (1 km/1000 m)