Daisy Ponytail bungee:...

Daisy Ponytail bungee: http://www.oberondesign.com/collections/hair-clips-accessories

Did you know that physicists have studied ponytails and developed the ‘ponytail equation’? The ratio used in the equation is called The Rapunzel number’ and it calculates the effects of gravity on hair relative to it’s length and how it behaves when in motion. Calling all math nerds!!!

The Ponytail Equation: l^{3}R_{{ssss}}-(L-s)R_{{ss}}+R_{s}-\pi ®=0

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