Marie1969 Marie1969 12-11-2020 Physics contestada Mr Jones launches an arrow horizontally at a rate of 40m/s off of a 78.4 m cliff towards the south, what direction and value is his acceleration air resistance is negligible.A. 9.8 m/s/s west b. 9.8m/s/s eastC. 9.8m/s's down d 9.8m/s/s south