A Brief History of TimeRandom House Publishing Group, 1998 M09 1 - 240 páginas #1 NEW YORK TIMES BESTSELLER |
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... effect , because the light from the sun makes it impossible to observe stars that appear near to the sun in the sky . However , it is possible to do so during an eclipse of the sun , when the sun's light is blocked out by the moon ...
... effect . As we have seen , visible light consists of fluctuations , or waves , in the electromagnetic field . The wavelength ( or distance from one wave crest to the next ) of light is extremely small , ranging from four to seven ten ...
... effect has been observed over the past few years occurring in the system called PSR 1913 + 16 ( PSR stands for " pulsar , " a special type of neutron star that emits regular pulses of radio waves ) . This system contains two neutron ...
Contenido
Our Picture of the Universe | 1 |
Space and Time | 15 |
The Expanding Universe | 37 |
Derechos de autor | |
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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 |