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Black Holes A black hole is an object with a concentration of mass great enough that the force of gravity prevents anything from escaping from it except through
Black Holes Black Holes Every day we look out upon the night sky, wondering and dreaming of what lies beyond our planet. The universe that we live in is so diverse
Black Holes Black Holes Every day we look out upon the night sky, wondering and dreaming of what lies beyond our planet. The universe that we live in is so diverse
Black Holes Black Holes A black hole is the velocity necessary to take one away from one's own gravitational force. For example, the escape velocity of earth is
Black Holes Black holes are one of the most fascinating and unrealistic seeming objects in the world to many people. They seem to be right out of a science fiction
Submitted by SteveSchmeve on February 5, 2006
Category: Science
Words: 1736 | Pages: 7
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Black Holes
Our galaxy, as we know it, is a vast and complex dimension of our solar system. It has been a mystery to many scientists for generations. It's the question that drives us to discover- What truly is out there? This may be why it interests us to learn about all that we cannot see. Humans have known the existence of stars since they have had eyes, and see them as white glowing specks in the sky, but there is so much more out there. The real mystery lies beyond the white glowing specks we see, but in the things we cannot see in the night sky such as black holes.
Before one can learn about black holes, one must know about the white glowing specks in the sky - stars. One might wonder what a star has to do with a black hole, but without the presence of a star, a black hole could not be formed. The development of a star is because of a hydrogen atom. Stars form from the condensation of clouds of gas that contain hydrogen. (Bunn) The atoms of the cloud are then pulled together by gravity. The energy produced from this cloud is so great that when it first collides, a nuclear reaction occurs. The gases within the star start to burn continuously. The hydrogen gas is usually the first type of gas consumed in a star and then other gas elements such as carbon, oxygen, and helium are consumed. This chain reaction of explosions fuels the star for millions or billions of years depending on the amount of gases there are.
Stars are born and reborn from an explosion of a previous star. Particles and helium are brought together the same way the last star was born. Throughout the life of a star, it manages to avoid collapsing. The gravitational pull from the core of the star has to equal the gravitational pull of the gasses, which form a type of orbit. When this equality is broken, the star can go into several different stages. Some stars that are at least thirty times larger than our sun can form black holes and other kinds of...
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