flat universe. The New Dictionary of Cultural Literacy, Third Edition. 2002

Reference > The New Dictionary of Cultural Literacy > 19. Physical Sciences and Mathematics

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The New Dictionary of Cultural Literacy, Third Edition. 2002.

flat universe


If there is just enough matter in the universe for its gravitational force to bring the expansion associated with the big bang to a stop in an infinitely long time, the universe is said to be flat. The flat universe is the dividing line between an open universe and a closed universe.	1
‡ Most theorists believe that the universe is flat.	2

The New Dictionary of Cultural Literacy, Third Edition. Edited by E.D. Hirsch, Jr., Joseph F. Kett, and James Trefil. Copyright © 2002 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

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