FLUID MECHANICS - STATICS OF FLUIDS - DENSITY AND BUOYANCY	Order
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Description: Squeeze the sides of the coke bottle and the eye dropper will sink. Let go and it will rise up again. The demo should work great until the barometric pressure changes significantly. Purchased/Built: built Setup Time: 15 min. Quant. in Demo Room: 1 Demo References The Video Encyclopedia of Physics Demonstrations Disc 12-22 A buoyant bottle in a water column. Sutton M-320 An inverted test tube diver in a jar. Sutton M-321 A small vial Cartesian diver submerged by squeezing the bottle. Freier and Anderson Fg-6 Push on a diaphragm at the top of a large graduate or squeeze a stoppered whisky flask to make the diver sink. The American Journal of Physics AJP 51(5),475 A review of two Cartesian diver toys. The American Journal of Physics AJP 49(1),92 Squeeze the flat sides to sink the diver, squeeze the narrow sides to raise the diver. The American Journal of Physics AJP 48(4),320 Try a sharp blow on the countertop, prepare the diver with water warmer than room temp and allow it to cool during the class, set the diver so it will remain on the bottom after squeezing.
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