The ball fell from a height of 5m. What is the speed in my impact on the ground?

univerkov | November 21, 2020 | education

Given:
h = 5m
g = 10 m / s
Vood =?
Decision:
1) find the flight time
h = g * t ^ 2/2
t = sqrt (2h / g)
t = sqrt (2 * 5/10) = 1
2) find the final speed
V = g * t
V = 10 * 1 = 10 m / s
Answer: 10 m / s

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