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Space test
Defenitions
Question | Answer |
---|---|
Luminosity | stars total charge |
composition | composed of many elements |
Celestail object | any object in space |
revalution | time it takes for an object to orbit another object |
rotation | turning of an object around an axis |
consellation | group of stars forming a pattern |
light year | the distance light can travel in a year |
Big bang | the event that may have triggered the expansion of the universe |
star cluster | collection of star |
milky way | our galaxy |
photosphere | suns surface |