You explained that so well. I was trying to explain it to a friend with hand gestures but then my hand sought of just stayed still as I showed the upward force plus gravity.
I also thought it couldn't be a run of the mill slinky but then stopped thinking about it when I realised the logistics of building such a slinky was way too much for my little brain. :-)
I also thought it couldn't be a run of the mill slinky but then stopped thinking about it when I realised the logistics of building such a slinky was way too much for my little brain. :-)