johnsnowdefeatskingcholera阅读公开课图文.ppt

* Unit 1 Great scientists warming up reading 高二人教新课标版必修五 What do you know about great scientists? Try this quiz and find out who knows the most. 1.Which scientist discovered that objects in water are lifted up by a force that helps them float? Archimedes (Greek ) 2.Who used peas to show how physical characteristics are passed from parents to their children? Gregor Mendel Czech (捷克人) Marie Curie (PolishFrench) 3. Who discovered radium? 4.Who invented the earliest instrument to tell people where earthquakes happened? Zhang Heng (Chinese) seismograph 5.Who put forward a theory  about black hole? Stephen Hawking (British) black hole 6.Who discovered Qinghaosu? Tu Youyou (Chinese) Qinghao Draw a conclusion Think of a method Collect results Make a question Find a problem Analyse the results find supporting evidence What order do you put them in? ⑤Find a problem ④Make a question ②Think of a method ③Collect results ⑥Analyse the results ⑦Find supporting evidence ①Draw a conclusion The right order John Snow defeats “King cholera” John Snow defeats “king cholera” What can you learn from the title? who： what： defeats cholera He attended her as her personal physician Queen Victoria What s their relationship? Name of illness cholera (霍乱) Symptom(症状) severe vomiting (呕吐) and diarrhea (腹泻) Aftereffect(后果) die quickly from a loss of liquid What is cholera? Predict what the passage talks about The passage is mainly about: A. why he is famous B. his family C. the cause of cholera D. how he found out the cause C. his personality Read the passage quickly and find numbers and information related to these numbers. I. Fast—reading: Two theories In 1854 500 , 10 The first suggested that…multiplied in the air; The second suggested… absorbed this disease into their bodies with their meals. Another outbreak hit London. More than 500 pe