A Brief History of TimeRandom House Publishing Group, 1998 M09 1 - 240 páginas #1 NEW YORK TIMES BESTSELLER |
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... event took place by sending out a pulse of light or radio waves . Part of the pulse is reflected back at the event and the observer measures the time at which he receives the echo . The time of the event is then said to be the time ...
Stephen Hawking. FUTURE LIGHT CONE PAST LIGHT CONE SPACE TIME EVENT ( PRESENT ) FIGURE 2.4 SPACE Given an event P , one can divide the other events in the universe into three classes . Those events that can be reached from the event P by ...
... event A ( say , the final of the 100 - meter race of the Olympic Games in 2012 ) to event B ( say , the opening of the 100,004th meeting of the Congress of Alpha Centauri ) , then all observers will agree that event A happened before event ...
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 |