Drinking Bird

Drinking bird hovers over a beaker of water
PIRA: 
4C31.30
Area: 
4 Thermodynamics
Topic: 
4C Change of State
Concept: 
Cooling by Evaporation

 

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

 

Demo Contact

Scott Thomas
Demonstration Manager
828-262-2435
thomassa@appstate.edu