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My Answered Questions
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Do you think that aliens could exist on other planets in other galexys?
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what is the name of the planet that crashed into us and created the moon in the big bang?
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How many cells are in the averige human body?
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can gamma radiation waves penetrate lead and concrete?
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How many atoms are inside an element? What are the names of these atoms?
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What is the most reactive and dangerus element?