Moments of Discovery: The development of modern science

according activity ammonia anatomy animals appears arteries atomic weight battery become bismuth blood body carbonic carbonic acid cathode rays cells characters chemical chemistry chloride colour combination compounds conductor contains copper corpuscles cowpox cyanic acid cylinder Dalton deflected deflexion density described discovered discovery disease dissection effect electric elementary elements existence experimental experiments fact fluid Galen galvanometer gaseous gases heart hybrids hydrogen hypothesis infection inoculated investigation larvæ living magnetic matter means ment mercury metals method microscope molecule muriatic nature nitric acid nitrogen nitrous gas nitrous oxide observed obtained organs oxide oxygen oxymuriatic gas particles pass phenomena phosphorescent phosphorus physical plants plates polonium problem produced properties proportion quantity radioactivity radium radium chloride ratio scientific scientist seeds solution sparks species structure substance sulphuric acid theory thorium tion tissue tube uranium varieties veins ventricle vessels volume wire X-rays