| Question |
Answer |
| the percentage of the universe that is composed of atoms (matter) |
4% |
| the percentage of the universe made of "dark energy" |
73% |
| the percentage of the universe made of dark matter |
23% |
| a type of matter that does not give off light but does have gravity |
dark matter |
| a theoretical, undetectable energy that opposes gravity |
dark energy |
| the approximate age of the universe (per the big bang theory) |
14 billion years |
| the astronomer who developed the law that states: the farther away a galaxy is from Earth, the faster it is moving away |
Edwin Hubble |
| elements formed immediately following the big bang |
hydrogen, helium, & lithium |
| the elements that are sythesized within stars (atomic number range) |
4 through 26 |
| the elments formed through supernova explosions (atomic number range) |
27 & larger |
| the study of the origin, properties, processes, and evolution of the universe |
cosmology |
| approximate percentage of stars that exist in multiple-star systems |
50% |
| the recycling-center for stars |
nebulae |
| astronomers around the world have agreed that there are this many official, standard constellations |
88 |
| the theory that all matter and energy in the universe was compressed into a small volume, then exploded |
The Big Bang Theory |
| radiation uniformely detected from every direction in space |
Cosmic Background Radiation |
| the small volume of matter and energy that exploded at the time of the "Big Bang" |
the primordial atom |
| the lengthening of a wave due to movement away from another object |
red-shift |
| the astronomer who first theorized that all of the universe was once contained in one spot in the universe |
George Gamow |
| the scientist who accidently gave the "Big Bang Theory" its name -- althought he did not believe in it |
Fred Hoyle |
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