Calculate the vertical distance an object dropped from rest covers in 12 seconds of free fall. (The unit of measure for distance is the meter, written as m.)

Answer 1

s = 1/2 at^2
= 1/2 * 9.8 * 12^2
= 705.6

Answer 2

Wait. Won't you have to use the equation yf=yi+viy+1/2ayt2?