VELOCITIES OF FALLING OBJECTS
Time
0
1 second
2 seconds
Velocity
0 m/s
9.8 m/s
19.6 m/s
What is the feather's average acceleration during the first 2 s?
(A) 4.9 m/s²
(B) 9.8 m/s²
(C) 14.7 m/s2
(D) 19.6 m/s²
(E)39.2 m/s²