1、Unit 4 Scientists who changed the worldWelcome to the unitA funny story in a lab1.you startled me2.cant find the right ingredients3.you are a scientific genius 4.beamed Olive5.caught her own relection in the mirror6.topple over A funny story in a lab1.who are involved in the story?2.What does the Pr
2、ofessor Comb Over do?Olive and Professor Comb OverInvent a cure for baldness1.you startled me2.cant find the right ingredients3.you are a scientific genius 4.beamed Olive5.caught her own relection in the mirror6.topple over Lead-inWhat do we refer to when talking about“science”?“Science”bold hypothe
3、sis&cautiousverificationobjectivity&authoritybe bold&be humbleprecise&poeticuncertainty&(of)certaintyWho do we refer to when talking about“scientists”?Lead-inWhat drives a scientist?What drives a scientist?Day-to-day excitement of discovery is what really drives a scientist.The scientist is motivate
4、d primarily by curiosity and a desire for truth.Irving LangmuirWelcome to the unitYuan Longping In 1953,he _ South-west Agricultural College.In the 1970s,he _ _ _ _ the first hybrid rice varieties.Stephen Hawking He _ _ the field of general relativity.In 1988,A Brief History of Time was published an
5、d stayed on a bestseller list for _.Scientists who changed the worldgraduated fromsucceeded in developing made great contributions to 237 weeks Welcome to the unitDo you know him?Do you know him?hybrid ricesports starfamine n.饥荒English geniusHunanhumourdevotion The leading character of Chinese scien
6、tists Win the 2004 World Food Prize The father of hybrid rice Win the Medal of the Republic in 2019 He passed away on May 22nd,2021“Several years ago,I had a dream.I saw my super hybrid rice plants as high as the sorghum(/srm/高粱高粱).and I,with my assistant,rested under these panicles(稻穗稻穗).”-Yuan Lon
7、gping Yuan LongpingThe Father of Hybrid RiceProfessor Yuans pioneering research has helped transform China from food deficiency to food security within three decades.His accomplishments and clear vision helped create a more abundant(充裕的充裕的)food supply and,through food security,a more stable world.St
8、ephen Hawking.Welcome to the unitSteven Hawking fulfilled his lifelong dream of experiencing zero gravity,even though he was wheelchair-bound.His dream came true when he flew in a special zero gravity airplane in 2007.Scientistdeterminationknowledgepersistencecritical thinkingdiligenceimaginationsel
9、f-disciplineperseverancecuriosityDiscussionCan you list some characteristics about the scientists?passion for seeking truthWhat do you know about great scientists?Try this quiz and find out who knows the most.Archimedes/kimidiz/阿基米德阿基米德2.Who wrote a book explaining how animals and plants developed a
10、s the environment changed?Charles Darwin 达尔文达尔文3.Who invented the first advanced steam engine?James Watt瓦特瓦特4.Who discovered radium?Marie Curie(/kjri/)居里夫人居里夫人5.Who invented the way of giving electricity to everybody in large cities?Thomas Edison 爱迪生爱迪生7.Who invented the earliest instrument to tell people where earthquakes happened?张衡张衡
