高中英语新课标（人教版）优秀课件_必修三_413《unit 4 reading》 （可编辑ppt课件）_1

新课标人教版课件系列 高中英语 必修3-4.13 The solar system Astronomy: The science of the stars Listening Isaac NewtonAlbert EinsteinStephen Hawking Dates Idea Stephen Hawking Albert Einstein Isaac Newton Other information 1. put forward, a pull (force), drop, throw away. 2. gravity, time in space. 3. black holes, be pulled into, push out Words and expressions 1642-1727 1879-1955 1942- Everything is affected by a pull called gravity. Gravity is different in space, time is not the same everywhere. “Black holes” “eat” objects but also “spit” them out It was only about the earth It was about the universe It was about things found in the universe called “black holes” Dates Idea Stephen Hawking Albert Einstein Isaac Newton Other information Which of the following is the best for giving the main idea of the listening passage? Explain what is wrong with the other three. 1 I heard about how three men made mistakes when they tried to describe gravity. 2 I heard about how three men wanted to find out about the beginning of the universe. 3 I heard about how the idea of gravity has developed over a long period of time. 4 I heard about three scientists and their work. balloons plane spaceship and rockets gravity and flying dream A VISIT TO THE MOON Fast reading How many times did the gravity and Li yanpings weight change when they flew to the moon? Time The ways gravity changed for Li yanping How Li yanpings weight changed leaving the earths atmosphere in space on the moon very strong disappeared very light became heavy no weight, float like a feather about one-sixth of his weight on the earth Why do we human beings try to explore(探索) space again and again? Discussion 1. Situation on the earth now. 2. Benefit from the research in space. Future life in space Homework 1. Practise the dialogues in the reading passag