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30-10-2022
Physics

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If you drop a ball and it takes 12 seconds to hit the ground, how high did you throw it from and how fast was it going when it hit the ground?

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KolsenO551937 KolsenO551937

30-10-2022

time = t = 12 seconds

Apply :

Y = yo + vot + 1/2 gt

Vf = Vo + gt

g= 9.8 m/s^2

Y = 1/2 g t^2

Y = 1/2*9.8*12^2

Y= 705.6 mts

height = 705.6 mts

Final velocity: Vf

v= gt

V= 9.8m/s^2 * 12s = 117.6 seconds

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