Universe and Everything Essay                                                          Garry Neilson

                                                                                             Student No. 200110147

                                   

                                               

BLACK HOLES

Black holes have many a mystery surrounding them. Lots of non-scientists do not even know what they are or what they do. Children believe (due to many science fiction stories) that Black Holes transport you to a different dimension. Hypothetically this idea could very well happen according to the strange nature of Einstein’s equations but seems very unlikely.

What is a Black Hole?

Black holes were once thought to be the monsters of the Universe but are now thought to be fundamental to the creation of a galaxy. A black hole is a region of time in space from which nothing including light can escape making them impossible to see. However we know they are there because we can see the stuff near them getting sucked in because they are like a giant vacuum.

                          Figure. 1

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Figure. 1 shows the event horizon of a black hole. This is formed by rays of light that can’t quite get away from the black hole but are always floating around the edge of them. At this part of a black hole the gravity is so intense that it tugs at time and space, causing space to slow down and stretch out. Here not even light can escape this intense gravity. Any body that comes near a black hole would firstly be ripped apart by the immense gravitational force and then upon reaching the event horizon the body would ...

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