Respuesta :
Answer:
When he begins going in circles at the same rate of speed
Explanation
When he begins going circles he speed begins to increase means he is accelerating
Answer: He is accelerating both when he is going in circles at the same rate of speed and when he is increasing speed. One involves a change in position, while the other involves a change in spped. Both speed and direction are part of velocity, and any change of velocity is acceleration.
Explanation: Hope this helps :)