Unit 5 Humans And Nature Viewing Workshop 学案 -2023-2024学年高一英语北师大版（2019）必修第二册

Unit 5 Viewing Workshop 【学习目标】 Learning Objectives 1.To learn something about it by watching a video about the universe 2.To talk about the universe 【学习过程】 Learning activities 目标一：To learn something about it by watching a video about the universe Activity 1: Complete the quiz with the right numbers. 13.8 billion 93 billion 46 billion 1. The universe is about __________ years old. 2. The observable universe is about _________ light years across in diameter. 3. Today the distant objects like stars that we can observe are a bit more than _________ light years away. Activity 2: Watch Part 1 of the video. Check your predictions from Activity 1. Activity 3: Watch the rest of the video. Complete the table. Questions Observable Universe Whole Universe 1. How big is it? 2. Is there an edge? 3. Is there a centre? 4. Is it getting bigger? 目标二：To talk about the universe Activity 1: Watch the whole video again. Discuss the questions. 1. What is the Earth compared to? Is the comparison useful in understanding the infiniteness of the universe? 2. What methods does the presenter use to enable viewers to understand this piece of knowledge in physics? Suggested Answers _____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ Activity 2: What have you learnt about the size of the universe? Find more information online and share with the class. _____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________ Summary: Retell something about the universe. 2 学科网（北京）股份有限公司 $$ Unit 5 Viewing Workshop 【学习目标】 Learning Objectives 1.To learn something about it by watching a video about the universe 2.To talk about