高中英语必修5Unit1-Great-scientists课件 (2).ppt

Unit 1
Great scientists
Warming up
高二人教新课标版必修五
Who are they?
Guessing game
Who is he?
He has made a famous kite experiment.
He learned a lot from it and invented
lightning rod (避雷针).
He is …
Benjamin Franklin
Never leave that until tomorrow, which you can do today.
今日事,今日毕。
Who is he?
He is called the greatest scientist in
the 20th century.
He is famous for the Theory of Relativity.
He is …
Albert Einstein
Imagination is more important than knowledge
"想象力比知识更重要。"
imaginative
Who is he?
He made the first telescope in the world.
His observations show that the earth moves
around the sun.
He is …
Galileo Galilei
You cannot teach a man anything. You can only help him find it within himself.
你不可能把一切都教给一个人,你只能帮助
他从内心去发现(和了解)事物。
scientist discovered that objects in water are lifted up by a force that helps them float?
Archimedes
(287-212 BC)
an ancient Greek
mathematician
& physicist
2. Who wrote a book
explaining how animals
and plants developed as
the environment changed?
Charles Darwin (1808-1882)
British author of The Origin of Species
3. Who invented the first steam engine?
Thomas en,
a British engineer.