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On Oct 13, 2022, at 12:23, Dan Macisaac <danmacisaac@gmail.com> wrote:_______________________________________________
A classic issue for real life scuba divers controlling their buoyancy actually. Both the Buoyancy Control Device bladders and kids in a wetsuit neoprene compress. For added fun the tank gets lighter as you use the air.
Dr. Dan MacIsaac, AAPT Fellow & Professor of Physics
Adjunct Professor of Earth Sciences and Science Education
SUNY-Buffalo State College, SAMC278, 1300 Elmwood Ave, Buffalo
NY 14222 <macisadl@buffalostate.edu>
On Oct 13, 2022, at 12:11, John Denker via Phys-l <phys-l@mail.phys-l.org> wrote:See also:
https://en.wikipedia.org/wiki/Cartesian_diver
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