人教英语必修UnitWarmingupandReading.ppt

Great scientists; 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;2. Who wrote a book explaining how animals and plants developed as the environment changed?;Charles Darwin;3. Who invented the first steam engine?;James Watt;4. Who used peas to show how physical characteristics are passed from parents to their children?;Gregor Mendel;It’s used in the treatment of some diseases, especially cancer.;5. Who discovered radium?;6. Who invented the way of giving electricity to everybody in large cities?;Thomas Edison;7. Who was the painter that studied dead bodies to improve his painting of people?;Leonardo da vinci;8. Who invented a lamp to keep miners safe underground?;9. Who invented the earliest instrument to tell people where earthquakes happened?;Do you know what black hole means?;10. Who put forward a theory about black holes?;Pre-Reading;Do you know how to prove a new idea in scientific research? Discuss in small groups the stages in setting out a new scientific idea. ;relating to science, or using the organized methods of science. ;Draw a conclusion Think of a method Collect results Make up a question Find a problem Analyse the results Find supporting evidence;Think of a method;What do you know about infectious diseases? ;What do you know about cholera? ;Is it the right way?;Look at the picture, the map and the title and predict the content of the reading passage. Then skim it quickly to see if you were right.;Reading;Do you know what did this map was used for in 1854?;Who defeats “King Cholera“? What happened in 1854? How many people died in 10 days? Why is there no death at No. 20 and 21 Broad Street as well as at No. 8 and 9 Cambridge Street?;1.Who defeats “King Cholera“? 2. What happened in 1854? 3. How many people died in 10 days?;4. Why is there no death at No. 20 and 21 Broad Street as well as at No. 8