Question

A rock is dropped from a window 40 m above the ground. The rock hits the ground 3 s later. What is the average speed of

the rock as it falls?
120 m/s
A
90 m/s
B
0
оо
13.3 m/s
10 m/s

Answer 1

13.3

Step-by-step explanation:

total distance/time

40/3

13.33333