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5 votes
What would a velocity of a rock dropped from a cliff be after falling for 6 seconds?

A. 58.8m/s
B. 1.6m/s
C. 12m/s
D. 30m/s

1 Answer

5 votes

Answer:

A. 58.8m/s

Step-by-step explanation:

The acceleration due to gravity is 9.8 m/s², so the velocity after 6 seconds is ...

v = at

v = (9.8 m/s²)(6 s) = 58.8 m/s

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