A little bit of science

This is kind of fun.  When you let go of a hanging slinky the bottom doesn't move until the slinky collapses.

Because it's Friday: Anti-Gravity Slinky describes it this way:

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Here's an interesting quirk of Physics: if you hold a Slinky spring-toy in mid-air and then drop it, the base of the Slinky becomes momentarily suspended in mid-air, apparently defying gravity.
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Pretty cool:




Hat tip: Instapundit