My trivia and facts on the Universe. Asteroids, black holes, distances, galaxies, light, Mars rovers, Moon landings, stars, Titan, Voyager program, and other Universe trivia and facts.
Monday, February 1, 2010
Sun - trivia 2
1) What is the approximate age of the Sun?
a) 4.5 million years old b) 4.5 billion years old c) 4.5 trillion years old
1 comment:
1) (b) 4.5 billion years old
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