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(共15张PPT)
Unit 5
Looking into nature
Starting out
学习目标
To use words and expressions to list some secrets of nature.
To talk about the three great explorers and their common points in nature exploration.
What do these pictures make you feel
wonderful
mysterious
amazing
...
exciting
These things are all part of nature.
Why is nature so mysterious
Today, let’s look into nature exploration this unit!
Look at the pictures and answer the questions.
1 What do you know about these people
新课讲授
1
A Ming Dynasty physician
(医师；(尤指)内科医生)
Father of traditional Chinese medicine
(1518—1593)
Compendium of Materia Medica
李时珍的《本草纲目》是当时最系统、最完整、最科学的一部医药学著作，不仅为中国药物学的发展作出了重大贡献，而且对世界医药学、植物学、动物学、矿物学、化学的发展也产生了深远的影响，被誉为“东方医药巨典”。英国著名生物学家达尔文称它为“中国古代百科全书”。李时珍亦被后世尊为“药圣”。另外，李时珍还著有《奇经八脉考》《濒湖脉学》《五脏图论》等医书。
A British scientist
Proposed theory of evolution
(进化论)
Explained natural selection
(自然选择)
(1809-1882)
On the Origin of Species
1859年11月24日，英国博物学家、进化论的奠基人达尔文的《物种起源》出版，奠定了进化论的理论基础。进化论被恩格斯称为19世纪自然科学三大发现之一。
A Qing Dynasty female scientist
An expert in mathematics and astronomy(数学和天文学)
Explained lunar eclipses(月食)
(1768-1797)
2016年，在美国畅销书《勇往直前：50位杰出女科学家改变世界的故事》中，王贞仪和居里夫人、吴健雄等同列。
2018年，美国数学教授撰写的《数学的力量：数学的反叛女性》(Power in Numbers)中，王贞仪作为第一位“先驱者”被介绍。
2019年《自然》(Nature) 网站把王贞仪列为“为科学发展奠定基础的女科学家”。
陨石坑命名
1994年，国际天文学联盟（IAU）为表彰王贞仪在天文学领域的卓越贡献，将金星上一个编号为6487，中心位置位于（13.20 °、217.80 °），直径23.40 km的陨石坑，用王贞仪的名字命名，以此来纪念这位18世纪伟大的中国天文学家、数学家。
丈夫之志才子胸，谁言女子不英雄。
足行万里书万卷，常拟雄心胜丈夫。
—王贞仪
2 What do they have in common
① They are all great nature explorers.
② They all used scientific methods —They all observed the world carefully,
did research, and wrote down their findings. (e.g., Li wrote Compendium
of Materia Medica; Darwin published On the Origin of Species; Wang
recorded her astronomical findings).
③ They all had a strong scientific spirit—They devoted their lives to
exploring nature and shared their important discoveries with the world!
Look at the picture and answer the questions.
1 What secrets of nature do you know
Secrets of nature
Nature has many secrets waiting for us to explore.
2
Possible answers:
① Some animals can change their colors to
hide from enemies, like chameleons(变色龙).
Possible answers:
② The ocean has very deep parts, and there
are many unknown creatures living there.
Possible answers:
③ Stars look small, but they are actually
huge and far away from us.
2 Which one do you want to explore more
...
list some secrets of nature.
talk about the three great explorers and their common points in nature exploration.
课堂总结
Review the three explorers (Li Shizhen,
Darwin, Wang Zhenyi) and write 3 key
phrases about their contributions to
nature exploration.
Complete the sentence: “I want to explore
______ in nature because ______.”
Homework

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