unit 4 warming up and reading

Uranus Venus Earth Mars Mercury Jupiter Neptune Saturn
天王星 金星 地球 火星
水 星 木星
海王 星 土 星
Mercury Venus Earth Mars Jupiter Saturn Uranus Neptune
Is there life on the planets?
Nvwa made humans.
Religious Beliefs
According to Bible (圣经), God created the world and the first man, Adam (亚当) and the first woman, Eve (夏娃).
God created the world in seven days.
huge animals (dinosaurs)
shellfish and all sorts of fish early _________
green plants on land amphibians reptiles ________ land animals insects
human beings mammals the rise of __________
Small plants on the surface of the water
Early shellfish and all sorts of fish
Land animals
Reptiles
Huge animals The rise of mammals (Dinosaurs)
Para.5
Clever animals with hands and feet (Human beings)
Each religion and culture
has its own ideas about how
life began on earth. What
do you know ?
Chinese Legends (传说)
In China, we all know that Pangu
separates the sky from the earth and
Further reading
Base on the above exercises and analyse the structure of the text. the main idea for each paragraph.
(Exercise 1 on Page 27)
Para. 1 PaБайду номын сангаасa. 2
Day 4: God spoke and created the sun, the moon and stars. Day 5: God spoke and created living things in the air and sea. Day 6: God spoke and created the land animals and the first man. Day 7: God rested and called this day Holy.
4. Why did green plants help life to develop? （Para.4）Because green plants can take carbon dioxide from the atmosphere and fill the air with oxygen.
5. Why were mammals different from other life forms? （Para.4）Because they gave birth to young baby animals and produced milk to feed them. 6. What’s the problem with the earth now? （Para.5）The earth may become too hot to live on.
Summary
How life began on the earth. “Big Bang” stars atoms _______ other bodies
Earth: a cloud of _____ dust
a solidglobe ______
carbon nitrogen water vapour the earth’___________ atmosphere Water: ___________ fundamental to the development of life plants on the extremely small _______ surface of the water other gases _____
Day 1: God spoke and separated light from darkness, creating Day and Night. Day 2: God spoke and separated the water creating sky and ocean. Day 3: God spoke and created dry land.
Unit 4
Astronomy: the science of the stars
Zoe. Zou Dongpu Middle School
What do you know about astronomy? Astronomy is the scientific study of the universe and the heaven bodies (such as the sun, the moon, and stars), gas, and dust within it.
4. Why did green plants help life to develop?
5. Why were mammals different from other life forms?
6. What’s the problem with the earth now?
1. How did the universe begin according to a widely accepted theory? （Para.1）The universe began with a Big Bang.
2. What was produced when the earth exploded? （Para.2）Carbon, nitrogen, water vapour and other gases.
3. Why is water important on the earth? （Para.3）It allowed the earth to dissolve harmful gases and acids into the oceans and seas.
Scanning
Read the passage again and put the order of development of life into a timeline according to the reading passage. （Exercise 2 on Page 27）
Lets review the development of life.
Para.1
Big Bang Atoms
Para.2
Earth: a cloud of dust
A solid globe
Water
The earth’s atmosphere
Para.3
Water: fundamental to the development of life
Para.4
Green plants on land
How Life Began on the Earth
How
LIFE BEGAN
?
ON THE EARTH
Skimming
Questions:
1. How did the universe begin according to a widely accepted theory?
2. What was produced when the earth exploded? 3. Why is water important on the earth?
Para. 3
Para. 4 Para. 5
The formation (形成) of the earth. The importance of water for life. A widely accepted theory about the formation of the universe. The arrival of humans and their impact on the earth. The development of plants and animals on the earth.