课件-2022高中英语译林版(2020)选择性必修第三册
- 1、下载文档前请自行甄别文档内容的完整性，平台不提供额外的编辑、内容补充、找答案等附加服务。
- 2、"仅部分预览"的文档,不可在线预览部分如存在完整性等问题,可反馈申请退款(可完整预览的文档不适用该条件!)。
- 3、如文档侵犯您的权益，请联系客服反馈,我们会尽快为您处理(人工客服工作时间：9:00-18:30)。
Unit 2 Out of this world
Project
Providing solutions for living beyond the Earth
What planets do you know in the solar system? Which one can humans possibly live on in the future?
Step 1 Know some basic information about Mars
Step 2 Think about the challenges of living on Mars
radiation increase the risks of contracting cancer
and other diseases
dust storms block sunlight from reaching the surface affect energy production for long periods
...
no oxygen in its atmosphere
very cold
radiation
the atmospheric pressure
in a protected environment with source of oxygen
Step 3 Brainstorm solutions to the challenges
Build a special structure to protect us against radiation and keep inner atmospheric pressure constant
Take advantage of the solar energy in the north pole Construct nulcear power stations
...
…
Water mining.
Create water with oxygen and hydrogen shipped from the Earth.
Grow food using chemicals like carbon, nitrogen, oxygen, hydrogen, etc.
空白演示单击输入您的封面副标题
Discuss in groups which planet could humans possibly live on. Do research on it and brainstorm the challenges it will present. Then try to think of solutions to the challenges.
Six steps for solving a problem
Step 1 Define the problem
Step 2 Address the situation from different directions Step 3 Brainstorm solutions to the problem
Step 4 Find the best solution to solve your challenge Step 5 Prepare for the worst
Step 6 Solve your problem
Presentation and assessment logical
creative
expressive
cooperative
The pursuit of the ultimate truth of the universe is the final objective and destination of civilization.
--- Liu Cixin 对宇宙终极真理的追求是文明的最终目标和归宿。
——刘慈欣
Surf the Internet and find more interesting information about how to live beyond the Earth.