Behavior has at least six dimensions, which are: frequency, duration, latency, topography, locus, and force. Since the coach is recording how long it takes, the track coach is recording the duration behavior because duration is a synonym for time. Duration is your answer.
centripetal acceleration is given by formula

given that


now we have




so the ratationa frequency is given by




Answer:
Right now I have three.
Explanation: Thanks for the points luv ^-^.