suppose that the milky way galaxy is a typical size, containingsay 10^11 stars, and that galaxies are
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suppose that the milky way galaxy is a typical size, containingsay 10^11 stars, and that galaxies are typically separated by adistance of one megaparsec. estimate the density of the universe insi units. how does this compare with the density of the earth?
Related Book For
Fundamentals of Physics
ISBN: 978-0471758013
8th Extended edition
Authors: Jearl Walker, Halliday Resnick
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