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选修7《Lesson 3 Scientific Breakthroughs》PPT课件优质课下载
Warm-up
Who are they?
What are their discoveries?
First reading
Reading strategy 1 →
Get the general idea and read the text fast. Don’t worry about the words that are new to you.
The purpose of this article is _______.
the introduction of Albert Einstein
the introduction of the process of scientific breakthrough
introduction of the major scientific discoveries in the 20th century
the contributions scientists made to the world
Match the pioneers with the findings (books closed)
3. He showed in his “theory of relativity” that not even time, mass or length are constant.
2. He proved that the universe is actually expanding, and the further away galaxies are, the faster they move.
1. He was a son of a Scottish shepherd. Although his discovery is important, he remained modest and said “Nature made penicillin.”
4. During the 2nd world war, the US Navy turned to them to produce a machine. They didn’t finish until after the war, in February 1946.
A. Elbert Einstein
C. Edwin Hubble
B. Alexander Fleming
D. Eckert and Mauchly
A
B
C
D
Reading strategy 2: Get specific information