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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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  • 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 sidst redigeret af
    #20

    @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 sidst redigeret af
      #21

      @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

      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
        Gæst
        wrote sidst redigeret af
        #22

        @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 sidst redigeret af
          #23

          @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 sidst redigeret af
            #24

            @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.

            1 Reply Last reply
            0
            • 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 sidst redigeret af
              #25

              @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 sidst redigeret af
                #26

                @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 sidst redigeret af
                  #27

                  @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 sidst redigeret af
                    #28

                    @nexta "Enthusiast" 😆

                    1 Reply Last reply
                    0
                    • peterbrown@mastodon.scotP peterbrown@mastodon.scot

                      @nexta I had to read this several times before I realised what you meant was it was the same speed as the truck was travelling, not the car

                      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 sidst redigeret af
                      #29

                      @peterbrown @nexta me too

                      1 Reply Last reply
                      0
                      • bodhipaksa@mastodon.scotB bodhipaksa@mastodon.scot

                        @nexta I may be misremembering, but I think Mythbusters wanted to do something like this but it was judged to be too dangerous. This really is very neat!

                        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 sidst redigeret af
                        #30

                        @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 sidst redigeret af
                          #31

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

                          1 Reply Last reply
                          0
                          • 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 sidst redigeret af
                            #32

                            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
                            0
                            • 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 sidst redigeret af
                              #33

                              @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
                              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 sidst redigeret af
                                #34

                                @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":

                                https://en.wikipedia.org/wiki/North_American_A-5_Vigilante#Design

                                smellsofbikes@mastodon.socialS 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.

                                  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 sidst redigeret af
                                  #35

                                  @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
                                  • peterbrown@mastodon.scotP peterbrown@mastodon.scot

                                    @nexta I had to read this several times before I realised what you meant was it was the same speed as the truck was travelling, not the car

                                    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 sidst redigeret af
                                    #36

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

                                    1 Reply Last reply
                                    0
                                    • 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 sidst redigeret af
                                      #37

                                      @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).

                                      1 Reply Last reply
                                      0
                                      • toddz@social.linux.pizzaT toddz@social.linux.pizza

                                        @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":

                                        https://en.wikipedia.org/wiki/North_American_A-5_Vigilante#Design

                                        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 sidst redigeret af
                                        #38

                                        @toddz My uncle flew a lot of exotic stuff -- he's the only person I know with a Mach 2+ pin -- and he told me about the A5. I was quite young so I might be responsible for the inaccuracy.

                                        1 Reply Last reply
                                        0
                                        • kierkegaanks@beige.partyK kierkegaanks@beige.party

                                          @nexta mythbusters did it without risking anyone’s life

                                          roadskater@mastodon.socialR This user is from outside of this forum
                                          roadskater@mastodon.socialR This user is from outside of this forum
                                          roadskater@mastodon.social
                                          wrote sidst redigeret af
                                          #39

                                          @Kierkegaanks @nexta Where's the fun in that?

                                          1 Reply Last reply
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