U4P1 Warming up生命的起源.ppt

* * * * * * * Astronomy: the science of the stars Unit 4 Objective 了解天文学的相关知识，讨论地球上生命的起源。 What science subjects do you know? physics geology geography biochemistry 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. What is Astronomy? In our solar system eight planets circle around the sun. The Solar System 地球 ______ 木星 ______ 火星 ______ 水星 ________ 海王星 _______ F. 土星 ________ G. 天王星 _______ H. 金星 ________ Earth Jupiter Mars Mercury Neptune Saturn Uranus Venus The Solar System Can you name the eight planets? In our solar system eight planets circle around the sun. 1111 Do you know any questions that astronomers are interested in? How did life begin on Earth? How was the universe formed? Brainstorming Do you know each religion or culture has its own ideas about the origin of the universe or life? Chinese Legends (传说) Pangu separates the sky from the earth. His whole body then turns into all kinds of things in the universe. Legend: The Goddess Nvwa mended the heaven and created human beings from the clay (粘土). According to Bible (圣经), God created the world and the first man, Adam (亚当) and the first woman, Eve (夏娃). Religious Beliefs Scientific Theories Famous scientists such as Newton, Einstein and Stephen Hawking had their own theory about the origin of the universe. The universe began from the Big Bang. Life first began in the sea on the earth. Life was brought to the earth by ET from outer space. Life came from a comet which hit the earth. 1. insects 2. plants 3. reptiles (爬行类) 4. shellfish (贝类) 5. amphibians (两栖类) 6. fish 7. mammals (哺乳类) Study of the groups of life (种类/物种) Look at the pictures and tell the groups. plants reptiles (爬行类) shellfish (贝类) fish insects mammals amphibians (两栖类) Homework Look up