(
课件网) Unit 4 Scientists who changed the world Welcome to the unit The scientist is motivated primarily by curiosity and a desire for truth. — Irving Langmuir 科学家的驱动力主要是好奇心和对真理的渴望。 欧文﹒朗缪尔，美国化学家、物理学家，因在表面化学上的贡献于1932年获得诺贝尔化学奖。 Stephen Hawking 1942-2018 had to sit in a wheelchair and couldn’t speak because of the disease study blackhole & universe Yuan Longping A well-known agricultural scientist received the Medal of the Republic共和国勋章 The Father of Hybrid rice 1. What else do you know about the two scientists in the video Yuan Longping has an asteriod / st r d/(小行星) named after him. In 1999. the asteroid project team who discovered it decided to honour this great man for his achievement in developing hybrid rice（杂交水稻）. The asteroid is called“Yuan Longping star”. Many scientists have changed our lives and made a difference to the world. Watch the video and finish the following exercises. Yuan 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 and stayed on a bestseller list for _____. Scientists who changed the world Listening Yuan 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 and stayed on a bestseller list for _____. Scientists who changed the world graduated from succeeded in developing made great contributions to 237 weeks Galileo Galilei Sir Isaac Newton Thomas Edison Li Siguang Deng Jiaxian Tu Youyou Yuan Longping Stephen Hawking Who invented the way of giving electricity to everybody in large cities Thomas Edison 爱迪生 Which scientists discovered that objects in water are lifted up by a force that helps them float Archimedes / ɑ ki mi di z/ 阿基米德 Who invented the first advanced steam engine James Watt 瓦特 Tu Youyou A Chinese female scientist A Nobel Prize winner Isaac/ a z k/ Newton a famous British physicist Invented the reflecting telescope Charles Darwin the founder of evolution The Origin of Species Marie Curie/ kj ri/ a two-time Nobel Prize winner one for physics (1903) and one for chemistry (1911) discovered polonium钋 & radium Qian Xuesen was known as the “Father of Chinese Aerospace” and “King of Rocketry” Hydrogen bomb atomic bomb Man-made satellite The father of hepatobiliary surgery in China What do they have in common What do you know about the Nobel Prize The Nobel Prize is not a single prize, but five separate prizes that, according to Alfred Nobel‘s will of 1895, are awarded to “those who, during the preceding year, have conferred the greatest benefit to humankind”. Nobel Prizes are awarded in the fields of Physics, Chemi ... ...
