1. Black holes
It gets deeper and deeper until finally a hole is literally torn in the fabric of spacetime: the density of matter at the center becomes essentially infinite. Thus, what is meant by "a hole in the fabric of spacetime" is: a tiny region of space where the known laws of physics break down. ... Hidden at its center is a tear in the fabric of spacetime. ... In reality, though, a solar mass black hole will take many times the lifetime of the Universe to evaporate. ... They make up only a small part of our mysterious universe, though. ...
- Word Count: 642
- Approx Pages: 3
- Grade Level: High School