A Brief History of TimeRandom House Publishing Group, 1998 M09 1 - 240 páginas #1 NEW YORK TIMES BESTSELLER |
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... nucleus , which carried positive electricity . The attraction between the positive and negative electricity was supposed to keep the electrons in their orbits in the same way that the gravitational attraction between the sun and the ...
... nucleus causes the electrons to orbit the nucleus of the atom , just as gravitational attraction causes the earth to orbit the sun . The electro- magnetic attraction is pictured as being caused by the exchange of large numbers of ...
... nuclei collide and coalesce to form a single , heavier nucleus . Nucleus : The central part of an atom , consisting only of protons and neutrons , held together by the strong force . Particle accelerator : A machine that , using ...
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 |