The model of the universe that suggests that the sun is the center of the universe was first brought by Copernicus. User:
A stone falls from a ledge and takes 8 seconds to hit the ground. The stone has an original velocity of 0 m/s. How tall is the ledge?
A. 39.2 meters
B. 1,254.4 meters
C. 78.4 meters
D. 313.6 meters