Up Archimedes! - The Principle of Buoyancy - NaturPhilosophie
Archimedes' Principle and Helium Balloons Buoyancy is an upward force exerted by a fluid that opposes the weight of an object immersed in a substance. Essentially, this is what Archimedes $ ($c. 287 BC – c. 212 BC$ )$ observed when he stated that: "Any object, wholly or partially immersed in a fluid, is buoyed up by a force equal to the weight of the fluid displaced by the object."
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