The average accelartion is 1.6 ms/s.

Average Velocity= (4.0 m/s - 0 m/s) / (2.5s - 0s).## = 4.0 ms / 2.5 s

## =

1.6 ms/s

Average acceleration is the rate at which velocity changes. It is the change in velocity divided by an elapsed time.

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