Black Holes Quiz
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About the Black Holes Quiz
What Is the Black Holes Quiz?
10 researched questions with verified facts.
Black Holes Facts
Black holes have gravity so strong nothing escapes. Einstein's relativity 1915 predicted them; Schwarzschild solved equations 1916. Event horizon is point of no return. Singularity at center is infinitely dense. First image of M87 in 2019 by Event Horizon Telescope. Sagittarius A* at Milky Way center is 4M solar masses. Hawking radiation theorized 1974. Stellar (3-100 solar masses) to ultramassive (billions). Falling in causes spaghettification.
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What is the Black Holes Quiz?
Free quiz about black holes.
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