On Mars a rock falls an unknown vertical distance from a resting position and lands in a crater. If it takes the rock 2.5 second
s to fall, how high is the cliff the rock fell from? Mars' surface gravity is 3.8 m/s2.
A. 9.5 m
B. 11.9 m
C. 15.2 m
D. 23.8 m
1 answer:
The Answer To This Question Is B
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