Now that we KNOW the top 15 stories of One World Trade can drive itself thru the stable 90 stories below it at accelerating speeds approaching Free Fall due to the natural consequence of gravity
this should be easy.
DROP a 12 pound ball ; straight down free fall : 14 feet – – – onto a sheet of Glass 12ml/quarter inch thick glass approx700x400mm ; placed flat at the top of a stack of glass sheets 20 high @ 3″ apart.
A 12lb ball , straight down
How many sheets of glass will break ?
[On 911, the ball broke ’em all.]