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My Answered Questions
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Is the sun a star
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Once a volcano explodes can it explodes again and how
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Why is it hot in summer and cold in winter?
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Why are the day’s get shorter at winter
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Do you loose blood every day?
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come on reka I wants you win why do we have bones
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what’s the flimsiest bone in the body?
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what makes our body 3/4 full of water
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how much DNA is in a body?
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is there thing we have not decovered living on earth