query: Does a particle falling into a black hole ever reach the center?
positive_passages.docid: 90148
positive_passages.text: Does any particle ever reach any singularity inside the black hole?
negative_passages.docid: 56776
negative_passages.text: How close does a particle-antiparticle pair need to be for annihilation to happen?
negative_passages.docid: 71307
negative_passages.text: Is a black hole a perfect black body?
negative_passages.docid: 14728
negative_passages.text: Can black holes form in a finite amount of time?
negative_passages.docid: 75483
negative_passages.text: Is there a limit as to how fast a black hole can grow?
negative_passages.docid: 5966
negative_passages.text: Is a black hole singularity a single point?
negative_passages.docid: 102593
negative_passages.text: Do particles ever touch each other during a collision?
negative_passages.docid: 144380
negative_passages.text: When the Center of Mass and Center of gravity does Not Coincide
negative_passages.docid: 58356
negative_passages.text: Do all black holes have a singularity?
negative_passages.docid: 77682
negative_passages.text: Are elementary particles ultimate fate of black holes?
negative_passages.docid: 10505
negative_passages.text: Entering a black hole, jumping into another universe---with questions
negative_passages.docid: 156197
negative_passages.text: How much energy does lowering an object into a black hole generate?
negative_passages.docid: 150425
negative_passages.text: Black hole collision and the event horizon
negative_passages.docid: 67334
negative_passages.text: what is the difference between a blackhole and a point particle
negative_passages.docid: 132231
negative_passages.text: Trajectory of a photon around a Schwarzschild black hole?
negative_passages.docid: 149084
negative_passages.text: Black Hole Photon Sphere
negative_passages.docid: 117952
negative_passages.text: How does light behave within a black hole's event horizon?