2026

Space & Astronomy

Interrogating the Abyss: A Medium Black Hole Quiz

This quiz probes the concrete astrophysical properties and verified phenomena of black holes.

#astrophysics#relativity#gravity#singularity#spacetime#accretion#quasars#event-horizon

Quiz Intelligence

Total Questions

9

Difficulty Level

medium

Progress

0/0

0%

Quiz Questions

Answer all questions below and test your knowledge.

1
Which theoretical boundary around a black hole marks the point of no return for in-falling matter and light?
Question 1
2
According to the no-hair theorem in general relativity, an isolated, stationary black hole is characterized only by its mass, electric charge, and what other property?
Question 2
3
What is the primary mechanism by which supermassive black holes at galactic centers are thought to emit enormous amounts of energy, powering quasars and active galactic nuclei?
Question 3
4
The first direct image of a black hole's shadow, released in 2019 by the Event Horizon Telescope collaboration, depicted which supermassive black hole?
Question 4
5
What critical limit, named for a physicist, defines the maximum stable mass for a neutron star, beyond which it must collapse into a black hole?
Question 5
6
Which 2020 Nobel Prize in Physics was awarded partly for the discovery of a supermassive compact object at the Milky Way's center, later confirmed as a black hole?
Question 6
7
In the context of black holes, what does the term 'spaghettification' informally describe?
Question 7
8
What fundamental prediction of quantum field theory in curved spacetime suggests black holes should emit a faint thermal radiation?
Question 8
9
Observations of stars orbiting rapidly at the center of our galaxy provided the strongest evidence for the existence of what specific supermassive black hole?
Question 9

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Interrogating the Abyss: A Medium Black Hole Quiz

Quiz Intelligence

Quiz Questions

Which theoretical boundary around a black hole marks the point of no return for in-falling matter and light?

According to the no-hair theorem in general relativity, an isolated, stationary black hole is characterized only by its mass, electric charge, and what other property?

What is the primary mechanism by which supermassive black holes at galactic centers are thought to emit enormous amounts of energy, powering quasars and active galactic nuclei?

The first direct image of a black hole's shadow, released in 2019 by the Event Horizon Telescope collaboration, depicted which supermassive black hole?

What critical limit, named for a physicist, defines the maximum stable mass for a neutron star, beyond which it must collapse into a black hole?

Which 2020 Nobel Prize in Physics was awarded partly for the discovery of a supermassive compact object at the Milky Way's center, later confirmed as a black hole?

In the context of black holes, what does the term 'spaghettification' informally describe?

What fundamental prediction of quantum field theory in curved spacetime suggests black holes should emit a faint thermal radiation?

Observations of stars orbiting rapidly at the center of our galaxy provided the strongest evidence for the existence of what specific supermassive black hole?