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A girl is on a bridge 38.4 m high.

She throws a rock straight down at
-12.5 m/s. How long does it take the
rock to hit the ground?
(Unit = s)

1 Answer

3 votes

Answer:

t = 3.084 second

Step-by-step explanation:

Information:

s = 38.4 meter

v = -12.5m/s, direction is going towards gravity = 12.5m/s


v = (s)/(t)


t = (s)/(v)


t = (38.4)/( 12.5)


t = 3.084

Hope it helps. Thanks!

User Sudobangbang
by
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