必修五Unit1warmingup.ppt
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1、Unit 1Unit 1Great Great scientistsscientistscharacteristicradium painter scientificconclude conclusion analysen. 特征特征; 特性特性n. 镭镭n. 画家画家; 油漆匠油漆匠adj. 科学的科学的vt. & vi. 结束;结束; 推断出推断出n. 结论;结束结论;结束vt. 分析分析Words previewput forward draw a conclusion提出提出得出结论得出结论Expressions preview There are some great scienti
2、fic achievements that have changed the world. Can you name some of them? Match the achievements with the scientists below. Galileo GalileiBenjamin FranklinNewtonAlexander Bell Albert Einsteinthe theory of falling objectslightningthe law of gravitytelephone Scientists Achievementsthe theory of relati
3、vityWhat 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?B. Archimedes C. Thomas EdisonA. Charles DarwinArchimedes (287-212 BC), an ancient Greek mathematician & physi
4、cist2. Who wrote a book explaining how animals and plants developed as the environment changed?A. Marie CurieC. Charles DarwinB. Gregor MendelCharles Darwin (1808-1882), British author of The Origin of Species 3. Who invented the first steam engine?A. Thomas NewcomenC. Thomas EdisonB. ArchimedesThom
5、as Newcomen (1663-1729), British,improved the first steam pump and turnedit into a steam engine for taking water out of mines in 17124. Who used peas to show how physical characteristics are passed from parents to their children?A. Thomas EdisonC. ArchimedesB. Gregor MendelGregor Mendel (1822-1884),
6、 Czech, developed ideas on heredity (遗传学遗传学) and inherited (继承继承, 承传承传) characteristics5. Who discovered radium?C. Marie CurieB. NewtonA. Zhang HengMarie Curie (1867-1934), Polish and French, won two Nobel Prizes6. Who invented the way of giving electricity to everybody in large cities?A. Stephen Ha
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