A Brief History of TimeRandom House Publishing Group, 1998 M09 1 - 240 páginas #1 NEW YORK TIMES BESTSELLER |
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... density is less than a certain critical value , determined by the rate of expansion , the gravitational attraction will be too weak to halt the expansion . If the density is greater than the critical value , gravity will stop the ...
... density to be negative in some places , provided that this is made up for by positive energy densities in other places , so that the total energy re- mains positive . An example of how quantum theory can allow negative energy densities ...
... density will be less than elsewhere . But the total energy density in " empty " space far away from the plates must be zero , because otherwise the energy density would warp the space and it would not be almost flat . So , if the energy ...
Contenido
Our Picture of the Universe | 1 |
Space and Time | 15 |
The Expanding Universe | 37 |
Derechos de autor | |
Otras 15 secciones no mostradas
Otras ediciones - Ver todas
A Brief History of Time: From the Big Bang to Black Holes Stephen Hawking,Carl Sagan Vista de fragmentos - 1990 |
Términos y frases comunes
Referencias a este libro
Qualitative Data Analysis: A User-friendly Guide for Social Scientists Ian Dey Sin vista previa disponible - 1993 |
Postmodern Public Administration: Toward Discourse Charles J. Fox,Hugh T. Miller Vista de fragmentos - 1995 |