how do you find time?
I assume this is the time to fall a distance to Earth.
h= vi*t-1/2 9.8 t^2 where Vi is the initial upward velocity (in the last post, that is zero).
t= 2(height)/g
h= vi*t-1/2 9.8 t^2 where Vi is the initial upward velocity (in the last post, that is zero).
t= 2(height)/g