What is a constant velocity?
When physicists talk about a constant velocity, they mean a velocity which never changes.
So at every point of time during the movement it has got the same value, i.e. 4 km/h. (red line)
When physicists talk about a constant velocity, they mean a velocity which never changes.
So at every point of time during the movement it has got the same value, i.e. 4 km/h. (red line)