If you run around a circular track with a radius of 10m, what is the displacement after 3 full laps back to the start line?

Which sound characteristic is not affected by the relative motion of an object

The average time that it takes for the car to travel the first 0.25m is s. the average time to travel just between 0.25 m and 0.50 m is s. given the time taken to travel the second 0.25 m section, the velocity would be m/s.

Why does it dangerous to jump from a moving vehicle?