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Video // Beg I Pre-int // What Is Space Debris?
J** 2023-04-29 오전 2:39:29 368



What Is Space Debris?



or CLICK HERE to watch the video




Vocabulary:
1.EPFL= Ecole Polytechnique Federale de Lausanne Research Institute
2.Space debris are defunct human-made objects in space—principally in Earth orbit—which no longer serve a useful function.
3.Collide = to hit something or each other with strong force: to crash together or to crash into something. Questions:
1.What is space debris? Cite some examples.
2.What happens when space debris collides each other?
3.Is space debris hazardous?
4.Are there no people taking measures to solve the trashy problem?
5.What a team of experienced space debris researchers has built?
6.What are the scientists around the globe planning to develop?
7.How many pieces of space debris are tracked orbiting the Earth?
8.Based on the video you have watched, share thoughts about the researchers’ development of CLEAN 1 and the plans of scientists around the globe?

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