Black Hole Quiz

Take a chance at one of the universes most mysterious phenomenons

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Last updated: November 19, 2018

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First submitted	November 19, 2018
Times taken	236
Average score	54.5%
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Hint	Answer
The infinitely dense theoretical core of a black hole	Singularity
The region in spacetime beyond which events cannot affect an outside observer (ie: the point of no return)	Event Horizon
The type of black hole with 10 solar masses	Stellar
The type of black hole with 1 million solar masses	Supermassive
The name of the black hole at the centre of the Milky Way galaxy	Sagittarius A*
If our sun disappeared and a black hole with the same mass took its place, would Earth fall in to the black hole?	No

Hint	Answer
The term used for the radius of the event horizon in a non-rotating black hole	The Schwarzschild radius
The term used when an observer witnesses objects slow down infinitely as they approach the event horizon	Time Dilation
The term used for the bending of light around black holes and other massive interstellar objects	Gravitational Lensing
The region of spacetime around a rotating black hole that pulls objects along (frame-dragging)	Ergosphere
The term used for the super-heated gas, plasma, dust, and/or particles that orbits certain black holes	Accretion Disk