4. (15 pts) A 15 kg rock is dropped from rest on the Earth and reaches the ground in 1.75 s. When it is dropped from the
Posted: Sat Jul 02, 2022 7:37 pm
4. (15 pts) A 15 kg rock is dropped from rest on the Earth and reaches the ground in 1.75 s. When it is dropped from the same height on Saturn's satellite Enceladus, it reaches the ground in 18.6 s. What is the acceleration due to gravity on Enceladus?