rchР7/14/2018РMake up a question:? Which theory to believe in?Рidea 1Рidea 2РCholera multiplied in the air without reason. A cloud of dangerous gas would float around until it found its victims.РPeople absorbed it with their meals.Р7/14/2018РA map of Broad StreetРWhat method did he use?РBroad StreetРMany deaths happened here.РNo death happened here.РThe water from the pump was to blame.РPublic houseР7/14/2018РAnalyze the results: What happened to the pump water?РThe water was from the river? which had been polluted by? the dirty water from London.Р7/14/2018РFind supporting evidence: What extra evidence did he find?Рtwo other deathsРA woman and her daughter? who lived far away but drank? the water also died.РDraw a conclusion with certaintyРThe polluted water ?carried the disease.Р7/14/2018
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