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Day 10 Trivia Challenge
2025-10-20 • 10 Questions
Archive
Day 10
2025-10-20
Correct:
0
/
10
Question
1
/10
Category:
What is a black hole's 'event horizon'?
A.
The black hole's jets
B.
The boundary where light cannot escape
C.
The black hole's center
D.
The black hole's rotation axis
Day 9
Day 11