• someguy3@lemmy.world
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    3 months ago

    Good call on it being hollow and mostly air.

    FYI for soil, air is ~1/2000 the density.

    • Admetus@sopuli.xyz
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      3 months ago

      Thanks, I believe I was being lazy to not want to deal with averaging the density of various rocks, but your suggestion about the density of soil is a good one.