Unit 5 Into the unknown Understanding ideas 课件-2022-2023学年高中英语外研版（2019）选择性必修第四册.pptx

SB4U6 Space and beyondThe Call of the Challenger(Understanding ideas) Starting outActivity 1Watch the video and answer the questions.How was the Sun formed?Where are the Asteroid Belt and the Kuiper Belt in the solar system?What else do you know about the solar system? Share what you know with the class. Starting outHow was the Sun formed?Where are the Asteroid Belt and the Kuiper Belt in the solar system?First, enough gas and dust pulled together to make a disc where the planets were formed. Then, building pressure heated up the center of the disc to one million degrees, and a nuclear reaction began, which formed the Sun.The Asteroid Belt lies between Mars and Jupiter.The Kuiper Belt exists just beyond the orbit of Neptune.Activity 1 Starting outActivity 2Look at the timeline and answer the questions.Which of these spacecraft had a human on board when launched?What are the recent events in China’s space programme? Add them to the timeline.What do you know about China’s future plans for space exploration?Shenzhou V. Understanding ideasThe Call of the Challenger Lead inDo you know these space exploration “FIRSTS”? Pre-readingWhat does the passage talk about?Prediction While-readingHappiness?Disaster?In what order is the passage developed?What is the main idea? While-readingRead for structurePart 1Part 2Part 3Part 4Para.2Para.3-4Para. 1Para.5-6_____________ of the Apollo 11 mission What was ________ about the Challenger launch?the Challenger disasterWhat was done ________ disaster?Introductionspecialfollowing While-readingRead for detailsOrganize information and complete the fact file.(P85) While-reading28 January 1986seven astronauts While-readingWhat was special about the Challenger launch?What was the teacher’s mission on board the Challenger?It was special because Christa McAuliffe aged 37, an ordinary teacher and mother, was about to become the first civilian in space.She planned to give two 15-minute lessons from orbit. While-readingWhat was done in the three ye