The coils spring together like a chain of falling dominoes. But the lower coils don’t move until the falling coils reach them. Their tension holds them in place. Once all the of coils get to the bottom, though, the tension is totally gone, and the whole slinky falls. Get DIYs like ...
Understanding the Dynamics of a Falling Slinky So I saw a video of a falling slinky in slow motion where a slinky is held at the top and is let to be stretched by gravity until gravity and spring pulling force equal out, when the top is let free, the bottom stays still until the top...