Unit 6 Space and beyond Developing ideas 课件-2022-2023学年高中英语外研版（2019）选择性必修第四册

UNIT 6　 Space and beyond --- Developing ideas 1. Students could learn to memorize some words and phrases. 2. Students could get the main idea of this passage. 3. Students could write sentences about this topic. Learning Aims: 新单词短语 telescope /ˈtelɪskəʊp/ n. 望远镜 the naked eye 肉眼 angle /ˈæŋɡ(ə)l/ v. 斜置 * galaxy /ˈɡæləksi/ n. 星系 * cosmic /ˈkɒzmɪk/ adj. 宇宙的 * conceivably /kənˈsiːvəb(ə)li/ adv. 可以相信地；可想象地 * subatomic /ˌsʌbəˈtɒmɪk/ adj. 亚原子的；原子内的 New words! New words! 新单词短语 invisible /ɪnˈvɪzɪb(ə)l/ adj. 看不见的 straightforward /ˌstreɪtˈfɔːwəd/ adj. 简单的 self-discipline /ˌselfˈdɪsɪplɪn/ n. 自我约束，自律 fetch /fetʃ/ v. （去）拿来 muscle /ˈmʌs(ə)l/ n. 肌肉 pepper /ˈpepə/ n. 胡椒粉 sneeze /sniːz/ v. 打喷嚏 * particle /ˈpɑːtɪk(ə)l/ n. 粒子 Learning to learn The order in which a series of ideas is conveyed in an essay is called “sequencing”. Time sequencing is a common method to explain how events change and develop with time. It is often used to discuss changes and developments. 重点词汇 The order 订单 a series of 一系列 conveyed 表达; 传送 essay 散文 ; 文章， Time sequencing 时间顺序 common method 常用方法 ; explain 解释 Match the images taken by the Hubble Space Telescope to their nicknames. 1 The Pillars of Creation 2 The Horsehead 3 The Cat’s Eye The Cat’s Eyes The Pillars of Creation The Horsehead The Hubble Space Telescope (HST), named after astronomer Edwin Powell Hubble, is a telescope that orbits the Earth in orbit. 哈勃空间望远镜（缩写为HST），以天文学家爱德温·哈勃（Edwin Powell Hubble）为名，在轨道上环绕着地球的望远镜。 哈勃空间望远镜的位置在地球的大气层之上，因此获得了地基望远镜所没有的好处-影像不会受到大气湍流的扰动，视相度绝佳又没有大气散射造成的背景光，还能观测会被臭氧层吸收的紫外线。 哈勃空间望远镜于1990年发射之后，已经成为天文史上最重要的仪器。它已经填补了地面观测的缺口，帮助天文学家解决了许多根本上的问题，对天文物理有更多的认识。哈勃的哈勃超深空视场是天文学家曾获得的最深入（最敏锐的）的光学影像。 exposition What is the genre of this passage? 1 The night sky has been an endless source of fascination since the start of human history. For example, the mysterious large-eyed, bronze statues of the ancient Shu Kingdom, discovered at the Chinese archeological site at Sanx