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Sjmarf to Science Memes@mander.xyzEnglish • 10 months ago

I can whistle at the speed of sound

sh.itjust.works

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1.15K

I can whistle at the speed of sound

sh.itjust.works

Sjmarf to Science Memes@mander.xyzEnglish • 10 months ago
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133
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  • @Glowstick@lemmy.world
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    103•10 months ago

    Actually, c is the speed of light in a vacuum, but light travels slower through a medium, like air. So lasers shot through air will actually travel slower than c.

    • @Bassman1805@lemmy.world
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      59•10 months ago

      (For anyone curious, the speed of light in earth air is like 99.97% as fast as in vacuum)

      • @jaybone@lemmy.world
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        22•10 months ago

        Bunch of nerds in this thread.

        • @Vilian@lemmy.ca
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          15•10 months ago

          You’re in science_memes what did you expected?

          • @Comment105@lemm.ee
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            4•10 months ago

            hot science girls

            • @Eheran@lemmy.world
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              2•10 months ago

              Where?

              • ODuffer
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                4•10 months ago

                In your area

        • ASeriesOfPoorChoices
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          6•10 months ago

          exactly where they should be.

      • @LilDumpy@lemmy.world
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        5•10 months ago

        Ya, but that’s JUST slow enough to be able to see it.

    • @DannyBoy@sh.itjust.works
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      15•10 months ago

      Maybe it’s going to be space lasers.

      • @5oap10116@lemmy.world
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        34•10 months ago

        Do you know what the religious affiliation of these space lasers will be?

        • dohpaz42
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          21•10 months ago

          You have a lot of chutzpah to ask such a question. Oy! What would your mother say?

          • @TheFriar@lemm.ee
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            6•10 months ago

            “You’re so skinny why are you not eating”

        • shastaxc
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          12•10 months ago

          Flying Spaghetti Monster

          • @5oap10116@lemmy.world
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            9•10 months ago

            rAmen

    • @marcos@lemmy.world
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      7•10 months ago

      A laser strong enough to be used as a weapon will probably not leave a lot of medium on its path.

      But the front-most part will still travel at less than c. It will just speed-up after a while.

      • @sinkingship@mander.xyz
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        1•10 months ago

        I’m curious. What happens to the medium? Does it simply get pushed aside? Or pushed along? Or will it eat up some energy and react to something else?

        • Tlaloc_Temporal
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          6•10 months ago

          Much like lightning, a powerful enough laser will ionize the air. That ionized air is hot and rises, just like the ionized gasses from combustion.

          A powerful laser will look like a beam of fire.

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