42.0k views
4 votes
A girl throws a pebble into a deep well at 4.0 m/s (downward). It hits the

water in 2.0 s.
a. How far below the ground is the water's surface?
b. What is the pebble's average velocity?

1 Answer

1 vote
The answer should be A
User Saturn K
by
5.6k points