Question

PLEAEEEE HELPPP
Which of these could NOT be a measurement of speed?
A. 10 m/s
B. 35 mi/s
C. 5 km/h north
D. 1,000,000 mm/h

Answer 1

Speed is a scalar quantity( quantity having only magnitude). So it doesn't specifies direction. Hence option C.) 5Km/hr north is incorrect.