back-of-the-napkin it with `mgh`. I'd kind of expect that it wouldn't scale down that far unless you plan on storing very little energy; by way of comparison o

back-of-the-napkin it with `mgh`. I'd kind of expect that it wouldn't scale down that far unless you plan on storing very little energy; by way of comparison our local PSHE has the same g as your land, but stores O(1e11) kg with an O(1e3) m vertical.