Question

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A stone at rest is dropped from a cliff, and the stone hits the ground after a time of 3 s. What is the stone's velocity when it hits the ground? O
2.94 m/s
3.3 m/s
323 m/s
29.4 m/s ​

Answer 1

The stone is accelerating at 9.8 m/s². If we multiply that by three seconds, we get 29.4 m/s.