/u/joegetto's posts in /r/askscience
A glass of water has a floating arrow in it pointing north and is not touching the glass. If I turn the glass 180 degrees, the arrow will have barely moved and continue pointing north-ish. Why is this?
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How come when I have to pee really bad (post long movie pee), it starts out as a trickle and slowly works it way to full steam?
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Does wiping your hands on your pants after touching something gross do anything but make you feel better mentally?
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