Difference between revisions of "See Illustration 11"
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[[Image:Bang11.gif]] | [[Image:Bang11.gif]] | ||
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| + | BIG BANG EXPANSION SCENARIOS | ||
| + | |||
| + | The Universe is (1) open, (2) closed, or (3), flat, depending on whether the ratio of its | ||
| + | actual density to the "critical density", called omega, is <1, >1, or precisely equal | ||
| + | to 1. The "critical density" of the Universe is the density above which the Universe | ||
| + | would go on expanding forever. | ||
[[Category: Wisenbaker Images]] | [[Category: Wisenbaker Images]] | ||
Revision as of 01:52, 29 December 2007
BIG BANG EXPANSION SCENARIOS
The Universe is (1) open, (2) closed, or (3), flat, depending on whether the ratio of its actual density to the "critical density", called omega, is <1, >1, or precisely equal to 1. The "critical density" of the Universe is the density above which the Universe would go on expanding forever.
