Black Holes
Guiding Questions
The special theory of relativity changes our conceptions of space and time
An observer will note a slowing of clocks and a shortening of rulers that are moving with respect to the observer
The speed of light is the same to all observers, no matter how fast they are moving
The general theory of relativity is our most accurate description of gravitation
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The general theory of relativity predicts black holes
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Certain binary star systems probably contain black holes
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Supermassive black holes exist at the centers of most galaxies
A nonrotating black hole has only a “center” and a “surface”
Just three numbers completely describe the structure of a black hole
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Falling into a black hole is an infinite voyage
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Black holes evaporate
Key Words
Author: Michael Cohen
E-mail: mrcohe@ship.edu
Homepage: http://physics.ship.edu/~mrc/