1
radiation left over from the beginning of the universe
2
before inflation 3 of the 4 fundamental forces combined in a manner described by ...
3
a value in Einstein's relativity equation that represents a repulsive force
4
the portion of the universe within the cosmic horizon
5
value of mass and volume used to determine if the Universe will be open or closed
6
universe that collapses as a "Big Crunch" perhaps leading to the birth of a new universe
7
The maximum distance an observer can see out into the universe
8
If the universe extends forever and has existed forever, the night sky should be bright
9
Scenario - the expansion of the universe becomes zero when the Universe has reached infinite size
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expanding forever version of the universe, all hydrogen consumed, universe becomes black and empty
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opposite of ordinary matter, since all particles are made in pairs
12
the study of the structure and evolution of the Universe
13
In general all galaxies recess according to ____ __
14
A hot, dense, violent burst of matter and energy that began the Universe
