mkollman1987 mkollman1987

12-03-2020
Mathematics

contestada

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?

Question 5 options:

30 feet per second

158 feet per second

79 feet per second

15 feet per second

Respuesta :

amna04352 amna04352

12-03-2020

Answer:

79 feet per second

Step-by-step explanation:

Convention: upwards positive

s = ut + 0.5at²

94 = 2u + 0.5(-32)(2²)

2u = 158

u = 79 feet/second

Answer Link

MhmThatsMe MhmThatsMe

13-03-2020

Answer: 79 Feet Per Second.

Explanation: I took the test and got the answer correct.

Answer Link

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