Question
A rock is thrown down with an initial speed of 10.0 m/s from a bridge to the water below. It takes 2.75 s for the rock to hit the water.
Find the speed of the rock as it hits the water
Answers
bobpursley
vf=vi+gt
vf=10+9.8*2.75
vf=10+9.8*2.75
John
54.45