Question

20 points!!

If a football is kicked in the air from the ground, and it takes 2 seconds to reach a height of 94 feet, what was the initial vertical velocity of the football?



30 feet per second


158 feet per second


79 feet per second


15 feet per second

Answer 1

30 feet per second
158 feet per second
79 feet per second
15 feet per second

The answer is 158 per second B

Answer 2

answer: 79 feet per second :)

s = ut + 0.5at²

94 = 2u + 0.5(-32)(2²)

2u = 158

u = 79 feet/second

- cherry