Question

what do you mean by speed?calculate the speed of a car if it covers 160 km in 4 hours​

Answer 1

Speed is a distance travelled by an object per unit time.

Speed=Distance travelled/Time taken

Speed=160/4

Speed=40km/hr

Si unit of speed is m/s.

Answer 2

Answer:

HOLA

SPPED

Speed is the distance traveled per unit of time. It is how fast an object is moving. Speed is the scalar quantity that is the magnitude of the velocity vector. ... Lower speed means it is moving slower. If it isn't moving at all, it has zero speed

spped = d/t = 160 /4 = 40 km/hr

Plz follow me