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CCI02.04.01.- Black Holes: Crash Course Astronomy

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https://www.youtube.com/watch?v=qZWPBKULkdQ&list=PL8dPuuaLjXtPAJr1ysd5yGIyiSFuh0mIL&index=33
PEDRO ÁLVAREZ JIMÉNEZ
Quiz by PEDRO ÁLVAREZ JIMÉNEZ, updated more than 1 year ago
PEDRO ÁLVAREZ JIMÉNEZ
Created by PEDRO ÁLVAREZ JIMÉNEZ about 7 years ago
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Resource summary

Question 1

Question
When a star die, how big has to be the core in order to become a black hole?
Image:
1 (binary/octet-stream)
Answer
  • 1.4 times the mass of the Sun
  • Between 1.4 and 2.8 times the mass of the Sun
  • None of above

Question 2

Question
Why nothing can escape from a black hole?
Image:
2 (binary/octet-stream)
Answer
  • Because black holes are very big
  • Because its escape velocity is unbeatable
  • Both are correct

Question 3

Question
What is spaghettification?
Image:
3 (binary/octet-stream)
Answer
  • The main technique for making spaghetti
  • When an object is stretched and ripped apart by the any black hole
  • Both are incorrect

Question 4

Question
We know nothing at the other side of the event horizon
Image:
4 (binary/octet-stream)
Answer
  • True
  • False

Question 5

Question
Black hole are very dangerous but
Image:
5 (binary/octet-stream)
Answer
  • If you do not get closer
  • If you move faster than the light
  • Both are correct
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