A student on an amusement park ride moves in a
circular path with a radius of 3.5 meters once
every 8.9 seconds. The student moves at an
average speed of
(1) 0.39 m/s (3) 2.5 m/s
(2) 1.2 m/s (4) 4.3 m/s



Answer :

velocity = distance / time

velocity = 3.5m/8.9s

your velocity = 0.39 m/s (1)