Warming up&ReadingBook 5,Unit 1What do they have in common
They are scientists Unit 1Great Scientists What do you know about them
Let’s have a competition
Warm up1
Which scientist discovered that objects in water are lifted up by a force that helps them float
ArchimedesC
Thomas EdisonA
Charles DarwinArchimedes“Give me a place to stand on, and I can move the earth
”“ 给我一个支点,我就可以翘起整个地球
Who wrote a book explaining how animals and plants developed as the environment changed
Marie CurieC
Charles DarwinB
Gregor MendelCharles Darwin
Origin of Species《物种起源》3
Who invent the first steam engine
Thomas NewcomenC
Thomas EdisonB
Archimedes4
Who used peas to show how physical characteristics are passed from parents to their children
Thomas EdisonC
ArchimedesB
Gregor Mendel5