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(u) initial velocity = 0

(a) acceleration due to earths gravity = 9.8 ((m/s)/s)

(s) distance = 2m

(v) final velocity = ?

since v^2 = u^2+(2*a*s)

then v^2 = 0 +(2*9.8*2)

then v^2 = 39.2

then v = sq root (39.2)

v = 6.26 m/s (14 mph)

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