Question

a stone is dropped from the top of a cliff. it is seen to hit the ground below after4.2s.howhigh is the cliff​

Answer 1

Answer: it's 16 to 17 feet

Explanation:

Answer 2

Answer:

88.2 m

Explanation:

since it is a freely falling body ,

u = 0

a = g = 10 m/s²

t = 4.2 s

S = H = 1/2gt²

H = 1/2×10×4.2×4.2

   = 5×17.64

   = 88.2 m

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