In the context of black holes, a singularity is a(n)
A) place just outside the event horizon of a rotating black hole where it is impossible to remain at rest.
B) entry point in the event horizon of a black hole through which material is allowed to pass unhindered.
C) place where a nonzero mass occupies zero volume.
D) place where the escape velocity exactly equals the speed of light.

Question

Quizplus · Accepted Answer

A singularity in the context of black holes refers to a point where a nonzero mass occupies zero volume, leading to an infinite density. This is a theoretical point within a black hole where the laws of physics as we understand them break down.

In the Context of Black Holes, a Singularity Is A(n)