4C31.30 Drinking Bird

4C31.30 Drinking Bird

Cooling causes vapor to condense, raising the center of gravity until the bird tips, lowering the center of gravity.

 

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DrinkingDuck 1_4C31_30
Drinking Bird Cartoon by Paul Noth published in the New Yorker

 

Note: when humidity is high the demo works poorly. Substitute ethanol for water for better results. If using ethanol don’t use the birds with red flocking as the ethanol make the flocking come off.

Location: D3-3