1、Astronomy:the science of the starsUnit 4Words and expressionsWhat science subjects do you know?physics geology geographybiochemistryastronomyAstronomy 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?NGC7742星云哈
2、勃眼中的宇宙In our solar system eight planetscircle around the sun.The Solar SystemWhat are the names of the eight planets that circle our sun?海王星Saturn 水星Uranus 金星Venus 地球Earth 火星Mars 木星Mercury 土星Jupiter 天王星Neptune My Very Earnest Mother Just Served UN a PizzaHow to remember the order of the eight planet
3、s around the sun?EarthJupiterMarsMercuryNeptuneSaturnUranusVenusLets appreciate some beautiful pictures of the solar system.Total lunar eclipse(月全食）Total solar eclipse(日全食)Meteor rain（流星雨）Comet(彗星)What interests you in astronomy?Do you know any questions that astronomers are interested in?How did li
4、fe begin on Earth?How was the universe formed?BrainstormingDo 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.The development of t
5、he lifebreathwinds and cloudsvoicethunderleft eyethe sunright eyethe moonbloodthe riversveinsthe roadsNuwa makes human beingsAccording 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.Religious Beliefs Day 1:God spoke and se
6、parated 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.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 l
7、and animals and the first man.Day 7:God rested and called this day Holy.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 broug
8、ht to the earth by ET from outer space.Life came from a comet which hit the earth.1.insects 2.plants3.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.plantsreptiles(爬行类)shellfish(贝类)fishinsectsmammalsamphibians(两栖类)Homework1.Look up the new words 2.and expressions of the 3.reading in the dictionary.2.Preview the reading:How Life Began on the Earth
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