(
课件网) Unit 1 Science and Scientists Reading and Thinking John Snow Defeats “King Cholera” Lead in What kind of disease do you remind of COVID-19 pandemic It is a highly infectious disease and it can spread from person to person. How does it spread flu cholera The story of cholera How does cholera spread Where did “I” go for help VS John Snow King Cholera London London Good place! Wait for me. (frustrated) So many deaths… I must destroy cholera, once and for all! John Snow King Cholera Cholera broke out in London in the early 19th century. Game loading… As a Chinese saying goes, “Know the enemy and know yourself”, please help me to know more about king cholera. John Snow the most feared diseases death Millions A famous doctor Britain He attended to Queen Victoria when she gave birth What does “ King ” imply in the title The name of cholera The causes of cholera Cholera spread fast Cholera is powerful and hard to cure the most feared diseases death Millions A famous doctor Britain He attended to Queen Victoria when she gave birth But how can I start Maybe I should make clear the stages of research first… John Snow Finish the order of research Please help me put them in the correct order. 1 4 5 7 Entering task2… Which theory should I choose Task2: Stage 1 find a problem Stage 2 ask a question caused by _____ caused by _____ bad air germs What was the problem It is about how Cholera spread. Why was cholera so severe in the two particular streets a map Stage 3 think of a method The map is designed to the places where the people who had lived. It is helpful to to mark died What does “——— mean What kind of map is it What does “PH” mean What does 30, 31,...refer to collect data It means one death. It’s a death map. It means public house, a house such as bar or pub. They refer to numbers of houses. Why Stage 4 collect data Stage 5 analyze the results There were deaths occurred near the in Broad Street, however some households had deaths.These people worked in the in the Cambridge Street, where they were given , so some people who the water from the pump, survived. multiple no pub free beer had not drunk was to blame Suspect that the water from the pump . pump Stage 6 find supporting evidence ( Para.3 ) a woman and her daughter died of cholera, In another part of London, after moving away from It seemed that the woman liked the water from the pump so much that she had it Broad Street. delivered to her house every day. Stage 7 Draw a conclusion What was the result of John Snow’s research the handle of the pump was removed. Was the disease stopped in its tracks How to prevent epidemics in its tracks polluted water flies unwashed hands Drink clean water Open windows to let air flow Do more hand-washing Snow had the_____ of the pump removed. E Activity 3 Read for detailed information in Para.2 & 3 It was believed that cholera was caused by _____ or germs in _____. A Snow _____ _____ ... ...
