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  3. 🤯 A visual physics lesson at 80 km/h.

🤯 A visual physics lesson at 80 km/h.

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  • moira@mastodon.murkworks.netM moira@mastodon.murkworks.net

    @laris @nexta I can help with that

    DD Squad:

    https://www.youtube.com/@DDSquadstunts

    Here's the official video:

    - YouTube

    Auf YouTube findest du die angesagtesten Videos und Tracks. Außerdem kannst du eigene Inhalte hochladen und mit Freunden oder gleich der ganzen Welt teilen.

    favicon

    (www.youtube.com)

    They do this kind of thing a lot.

    krupo@infosec.exchangeK This user is from outside of this forum
    krupo@infosec.exchangeK This user is from outside of this forum
    krupo@infosec.exchange
    wrote last edited by
    #16

    @moira @laris @nexta and the video addresses the folks who are chirping in response that it's an unsafe experiment in humans. Lots of test runs building up to it!

    1 Reply Last reply
    0
    • nexta@mstdn.socialN nexta@mstdn.social

      🤯 A visual physics lesson at 80 km/h.

      Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

      The experiment spectacularly showed how relative speed works.

      anthropy@mastodon.derg.nzA This user is from outside of this forum
      anthropy@mastodon.derg.nzA This user is from outside of this forum
      anthropy@mastodon.derg.nz
      wrote last edited by
      #17

      @nexta now do it at 400km/h from a jet, it'd only be like ~30G of acceleration

      smellsofbikes@mastodon.socialS jbaggs@infosec.exchangeJ 2 Replies Last reply
      0
      • nexta@mstdn.socialN nexta@mstdn.social

        🤯 A visual physics lesson at 80 km/h.

        Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

        The experiment spectacularly showed how relative speed works.

        vxo@digipres.clubV This user is from outside of this forum
        vxo@digipres.clubV This user is from outside of this forum
        vxo@digipres.club
        wrote last edited by
        #18

        @nexta
        I feel like I'd want to have full motorcycle safety gear just in case the velocity didn't match and you wound up unceremoniously yeeted into a slide

        loke@functional.cafeL 1 Reply Last reply
        0
        • nexta@mstdn.socialN nexta@mstdn.social

          🤯 A visual physics lesson at 80 km/h.

          Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

          The experiment spectacularly showed how relative speed works.

          ? Offline
          ? Offline
          Guest
          wrote last edited by
          #19

          @nexta neat

          1 Reply Last reply
          0
          • nexta@mstdn.socialN nexta@mstdn.social

            🤯 A visual physics lesson at 80 km/h.

            Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

            The experiment spectacularly showed how relative speed works.

            firesphere@cloudisland.nzF This user is from outside of this forum
            firesphere@cloudisland.nzF This user is from outside of this forum
            firesphere@cloudisland.nz
            wrote last edited by
            #20

            @nexta #Mythbusters did it! 😆

            1 Reply Last reply
            0
            • nexta@mstdn.socialN nexta@mstdn.social

              🤯 A visual physics lesson at 80 km/h.

              Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

              The experiment spectacularly showed how relative speed works.

              chuckmcmanis@chaos.socialC This user is from outside of this forum
              chuckmcmanis@chaos.socialC This user is from outside of this forum
              chuckmcmanis@chaos.social
              wrote last edited by
              #21

              @nexta That's why if you run to the back of the plane really really fast you drop out of the sky. 😆 As a kid, the cartoon pink panther had this thing where he would step out of the house just before it hit the ground and I spent like half a day figuring out if that would work or not, only to realize it WOULD work if he jumped up at exactly the speed the house was falling when it hit the ground. Alas such a jump was not feasible.

              G 1 Reply Last reply
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              • anthropy@mastodon.derg.nzA anthropy@mastodon.derg.nz

                @nexta now do it at 400km/h from a jet, it'd only be like ~30G of acceleration

                smellsofbikes@mastodon.socialS This user is from outside of this forum
                smellsofbikes@mastodon.socialS This user is from outside of this forum
                smellsofbikes@mastodon.social
                wrote last edited by
                #22

                @anthropy @nexta At the height of Cold War madness, we did this with the A-5: it dumped its bomb load out the back on tracks at up to Mach 2, so it would have zero forward speed at release and drop straight down.
                (It was never used.)

                smellsofbikes@mastodon.socialS 1 Reply Last reply
                0
                • smellsofbikes@mastodon.socialS smellsofbikes@mastodon.social

                  @anthropy @nexta At the height of Cold War madness, we did this with the A-5: it dumped its bomb load out the back on tracks at up to Mach 2, so it would have zero forward speed at release and drop straight down.
                  (It was never used.)

                  smellsofbikes@mastodon.socialS This user is from outside of this forum
                  smellsofbikes@mastodon.socialS This user is from outside of this forum
                  smellsofbikes@mastodon.social
                  wrote last edited by
                  #23

                  @anthropy @nexta on rereading, it dump out the back at some speed but not mach2

                  toddz@social.linux.pizzaT 1 Reply Last reply
                  0
                  • nexta@mstdn.socialN nexta@mstdn.social

                    🤯 A visual physics lesson at 80 km/h.

                    Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                    The experiment spectacularly showed how relative speed works.

                    catmisgivings@stranger.socialC This user is from outside of this forum
                    catmisgivings@stranger.socialC This user is from outside of this forum
                    catmisgivings@stranger.social
                    wrote last edited by
                    #24

                    @nexta enthusiasts!

                    1 Reply Last reply
                    0
                    • nexta@mstdn.socialN nexta@mstdn.social

                      🤯 A visual physics lesson at 80 km/h.

                      Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                      The experiment spectacularly showed how relative speed works.

                      phil@gotosocial.quokka.todayP This user is from outside of this forum
                      phil@gotosocial.quokka.todayP This user is from outside of this forum
                      phil@gotosocial.quokka.today
                      wrote last edited by
                      #25

                      @nexta "Enthusiast" 😆

                      1 Reply Last reply
                      0
                      • gregsbrain@mstdn.socialG This user is from outside of this forum
                        gregsbrain@mstdn.socialG This user is from outside of this forum
                        gregsbrain@mstdn.social
                        wrote last edited by
                        #26

                        @peterbrown @nexta me too

                        1 Reply Last reply
                        0
                        • fancysandwiches@neuromatch.socialF This user is from outside of this forum
                          fancysandwiches@neuromatch.socialF This user is from outside of this forum
                          fancysandwiches@neuromatch.social
                          wrote last edited by
                          #27

                          @bodhipaksa @nexta yes, Jamie talked about this in an AMA recently

                          knordstrom@techhub.socialK 1 Reply Last reply
                          0
                          • nexta@mstdn.socialN nexta@mstdn.social

                            🤯 A visual physics lesson at 80 km/h.

                            Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                            The experiment spectacularly showed how relative speed works.

                            stragu@mastodon.indie.hostS This user is from outside of this forum
                            stragu@mastodon.indie.hostS This user is from outside of this forum
                            stragu@mastodon.indie.host
                            wrote last edited by
                            #28

                            @nexta any chance this bot can can include alt text? Are replies monitored?

                            T prvrtl@mastodon.onlineP 2 Replies Last reply
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                            • fancysandwiches@neuromatch.socialF fancysandwiches@neuromatch.social

                              @bodhipaksa @nexta yes, Jamie talked about this in an AMA recently

                              knordstrom@techhub.socialK This user is from outside of this forum
                              knordstrom@techhub.socialK This user is from outside of this forum
                              knordstrom@techhub.social
                              wrote last edited by
                              #29

                              There's also a new podcast with Kari Byron and Tory Belleci called Mythfits and I think they referenced this exact video a few weeks back.

                              @fancysandwiches @bodhipaksa @nexta

                              1 Reply Last reply
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                              • anthropy@mastodon.derg.nzA anthropy@mastodon.derg.nz

                                @nexta now do it at 400km/h from a jet, it'd only be like ~30G of acceleration

                                jbaggs@infosec.exchangeJ This user is from outside of this forum
                                jbaggs@infosec.exchangeJ This user is from outside of this forum
                                jbaggs@infosec.exchange
                                wrote last edited by
                                #30

                                @anthropy @nexta Yeah. There's a limited range of speed where you can use speed in the opposite direction to neutralize the effects on a living creature. Beyond that you're headed into Euthanasia Coaster territory.

                                1 Reply Last reply
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                                • nexta@mstdn.socialN nexta@mstdn.social

                                  🤯 A visual physics lesson at 80 km/h.

                                  Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                                  The experiment spectacularly showed how relative speed works.

                                  pvanheus@mstdn.scienceP This user is from outside of this forum
                                  pvanheus@mstdn.scienceP This user is from outside of this forum
                                  pvanheus@mstdn.science
                                  wrote last edited by
                                  #31

                                  @nexta who was involved? I'd love to learn more about the planning that went into this.

                                  pucetrailblazer@famichiki.jpP 1 Reply Last reply
                                  0
                                  • smellsofbikes@mastodon.socialS smellsofbikes@mastodon.social

                                    @anthropy @nexta on rereading, it dump out the back at some speed but not mach2

                                    toddz@social.linux.pizzaT This user is from outside of this forum
                                    toddz@social.linux.pizzaT This user is from outside of this forum
                                    toddz@social.linux.pizza
                                    wrote last edited by
                                    #32

                                    @smellsofbikes

                                    Ah - I was just wondering what kind of bomb-launching railgun they had in the fuselage!

                                    I'd never heard of the A-5's unusual bomb bay configuration. Wikipedia explains that the payload "was propelled rearward at about 50 feet per second":

                                    Link Preview Image
                                    North American A-5 Vigilante - Wikipedia

                                    favicon

                                    (en.wikipedia.org)

                                    smellsofbikes@mastodon.socialS 1 Reply Last reply
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                                    • nexta@mstdn.socialN nexta@mstdn.social

                                      🤯 A visual physics lesson at 80 km/h.

                                      Enthusiasts launched a man from a moving truck in the opposite direction - at the same speed the car was traveling.

                                      The experiment spectacularly showed how relative speed works.

                                      blackburied@newsie.socialB This user is from outside of this forum
                                      blackburied@newsie.socialB This user is from outside of this forum
                                      blackburied@newsie.social
                                      wrote last edited by
                                      #33

                                      @nexta many years back, ZZ Top did a similar experiment where you’d sit in a spherical steel roll cage and they’d roll you out of the back of a pickup truck on the highway at high speed.

                                      All was documented in their incredible music: “Master of Sparks”

                                      1 Reply Last reply
                                      0
                                      • binford2k@hachyderm.ioB This user is from outside of this forum
                                        binford2k@hachyderm.ioB This user is from outside of this forum
                                        binford2k@hachyderm.io
                                        wrote last edited by
                                        #34

                                        @peterbrown @nexta same, I was watching the video looking for a car to show up

                                        1 Reply Last reply
                                        0
                                        • pvanheus@mstdn.scienceP pvanheus@mstdn.science

                                          @nexta who was involved? I'd love to learn more about the planning that went into this.

                                          pucetrailblazer@famichiki.jpP This user is from outside of this forum
                                          pucetrailblazer@famichiki.jpP This user is from outside of this forum
                                          pucetrailblazer@famichiki.jp
                                          wrote last edited by
                                          #35

                                          @pvanheus @nexta IIRC this is a clip from the Japanese TV show ITTE Q, where Nakaoka travels abroad to visit this stunt company to do the stunt (Nakaoka is the one letting go of the spring, not the one in the slingshot).

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