Granular Hourglass
Change neck width and watch a bounded timer.
Empty a 60-unit hourglass. Adjust the labeled controls, then advance sand.
Illustrative model; units are local to this study. No external data. Progress is saved after edits.
Change neck width and watch a bounded timer.
Empty a 60-unit hourglass. Adjust the labeled controls, then advance sand.
Illustrative model; units are local to this study. No external data. Progress is saved after edits.