Unit 6 Space and beyond Starting out & Understanding ideas 课件（共25张，内嵌视频）外研版（2019）选择性必修 第四册

(共25张PPT)
Unit 6 Space and beyond
Starting out &
Understanding ideas
Learning objectives
To get the main idea of the passage, know the process and its meaning to space exploration of the Challenger explosion
Starting out
Activity 1 Watch 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.
1. How was the Sun formed
2. 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 2 Look 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 ideas
The Call of the Challenger
Do you know these space exploration “FIRSTS”
Lead-in
What does the passage talk about
Prediction
Pre-reading
Happiness
Disaster
In what order is the passage developed
What is the main idea
While-reading
Read for structure
Part 1
Part 2
Part 3
Part 4
Para. 2
Para. 3-4
Para. 1
Para. 5-6
_____________ of the Apollo 11 mission
What was ________ about the Challenger launch
the Challenger disaster
What was done ________ disaster
Introduction
special
following
Read for details
Organize information and complete the fact file. (P85)
28 January 1986
seven astronauts
What 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.
What was done in the three years following the disaster
Which shuttle followed the Challenger, and when was it launched
Space shuttle flights were suspended for nearly three years while the cause of the disaster was investigated, and some of the shuttle’s components were redesigned.
Discovery followed the Challenger, and was launched on 29 September 1988.
What were people’s feelings before and after the Challenger disaster
Find evidence in the passage to support your answer.
Enjoy the sentence
Para. 1-4
Para. 1
excited and optimistic
People’s feelings
facial expressions
internal feelings
Para. 2
indifferent
People’s feelings
contrast:
seemed to have lost its wonder
amazing achievements
Para. 3
shocked
People’s feelings
contrast:
Instantaneously, excitement and optimism turned into terror and failure.
Para. 4
scared
People’s feelings
Read for details
Choose the ideas mentioned in the passage and find the evidence.(P84)
People thought space travel was no longer dangerous.
Christa would have inspired lots of people if she hadn’t lost her life on board the Challenger.
People were determined to continue with the space programme after the disaster.
The disaster proved we should use robots to explore space instead of people.
The shuttle was not reliable and should not have been used.
The Call of the Challenger
Think & Share
What qualities do you think contributes to space exploration success
passion
bravery
determination
devotion
perseverance
belief
sacrifice
...
Post-reading
The call of the Challenger
Para. 1: the first Moon landing
Para. 2: space travel became ___________ to the public
Para. 3: the Challenger disaster
Para. 4: one student’s memory of the disaster
Para. 6: the _____________ of the disaster
unexceptional
significance
Para. 5: space shuttle ______ after the disaster
flights
Summary