Question

a car rolls off a cliff and lands 15m from the base. if the cliff was 22m high, how fast was the car going?

show work.
How long to fall from 22 m?

22 = (1/2)9.8 t^2
t = 2.12 seconds in the air

Horizontal problem
d = u t
15 = u (2.12)
u = 7.08 m/s

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