Showerthoughts

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A "Showerthought" is a simple term used to describe the thoughts that pop into your head while you're doing everyday things like taking a shower, driving, or just daydreaming. The best ones are thoughts that many people can relate to and they find something funny or interesting in regular stuff.

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why don't people say mega meters (lemmy.world)

submitted 5 months ago by [email protected] to c/[email protected]

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How come people say 5,000 km and not 5 Mm?
why not just say millions of meters or Mega meters?

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[–] [email protected] 3 points 5 months ago* (last edited 5 months ago)

For interplanetary space and beyond the time it takes for light to cross the distance makes more sense, I'd say. The moon is about half a second away, the sun about eight minutes, Voyager I a bit less than twenty hours, Alpha Centauri or Barnard's about four years, and so on...