Answer:
1.02 m/s
Explanation:
Speed change = (final speed) - (initial speed)
Final speed = (initial speed) + (acceleration) x (time)
So Speed change = (acceleration) x (time)
(4.3 min) x (60 sec /min) = 258 seconds
Speed change = (0.0046 m/s²) x (258 seconds)
Speed change = 1.02m/s