Mathematics, 02.11.2020 19:00 Diodorant

{23 Free Points!} If the cliff is 20 m high and it takes 3 seconds for the cannonball to hit the ground, what is the vertical velocity of the cannonball as it hits the ground? Answer choices:
There isn't any way to tell
30 m/s
20 m/s
10 m/s

Answers: 1

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{23 Free Points!} If the cliff is 20 m high and it takes 3 seconds for the cannonball to hit the gro...