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Simple Barometer 1. At mo spheric pr essure can be measu red by a simpl e barometer. 2. A thick gl ass tube ( at l east 1m lo ng) is f il led wi th merc ury completel y. 3. The open e nd o f the tube i s covered wi th a f inger an d inve rte d in a tr ough o f mercury. . The he ight o f the mercur y is p roport ional to t he a tmospher ic pressure. Using Simple Mercury Barometer Characteristics of the Mercury Barometer
