Find which rock has the faster speed as it hits the water

Reference no: EM13647113

Heather and Jerry are standing on a bridge 50 m above a river.Heather throws a rock straight down with a speed of 20 m/s. Jerry,at exactly the same instant of time, throws a rock straight up withthe same speed. Ignore air resistance.

a) How much time elapses between the firstsplash and the second splash?

b) Which rock has the faster speed as it hits the water?

Reference no: EM13647113

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