**8.**

In the first part, v = Δx/t = 8/1 = 8m/s

8. An object covers a distance of 8 meters in the first second of travel another 8 meters during the next second, and 8 meters again during the third second. Its acceleration in meters per second per second is approximately

A) 8.

B) 24.

C) 5.

D) 0.