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《Warming up、Pre-reading、Reading、Comprehending》新课标PPT课件优质课下载
No.1 Archimedes (阿基米德)
Ancient Greek (287-212BC)
Who discovered that objects in water are lifted up by a force that helps them float?
Give me a place to stand on, and I can move the earth.
Who wrote a book explaining how animals and plants developed as the environment changed?
father of modern biology
No.2 Charles Darwin (达尔文)
Britain (1808-1882).
The Origin of Species 《物种起源》
Survival of the fittest
No.3 Thomas Newcomen （托玛斯·纽科门）
Britain (1663-1729).
Who invented the first steam engine?
James Watt
Who used peas to show how physical characteristics are passed from parents to their children?
No.4 Gregor Mendel 门德尔(1822-1884) Czech (捷克)
She discovered radium in 1898. She received two Nobel Prizes, one for physics and the other for chemistry.
No.5 Marie Curie (居里夫人）
Polish (1867-1934)
Who discovered radium?
It’s used in the treatment of some diseases, especially cancer.
radium
Who invented the way of giving electricity to everybody in large cities?
No.6 Thomas Edison （爱迪生）
American （1847-1931）