. Is ice a rock?
. Is lavender a plant, scent or colour?
. How do we know that mantis shrimp can see more colours than humans if we have never seen those colours?
. Is serial soup?
. Earth floats in the space, what would happen if it fell?
. Who came up with bad words?
. The person that invented exams never took exams themselves?
. Are eyebrows facial hair?
. Why did the person who invented school thought the need to start education?
. Did Newton just invent the law of gravity from the top of his head and people just believed him?
. Do fish get thirsty?
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