SCIENCE CLASS #6- What if Everyone Flushed their Toilet at Once? Mark RoberViews 1.7M 39K DownloadComments Mark RoberYear agoThanks for coming to class!! I WILL DO ONE FINAL CLASS NEXT WEEK, MAY 6TH!Itamar7 days agoMarkkkkNicholas Roehm10 days agoOkayCatalMonth agoOkHUDSON ELLIOTTMonth agoOkaylolMonth agoPlease can you post everyday and reply to my commentJared CrubDay agoMark go get a degree in teaching and become a teacherRetroNutcase10 days agoThis literally caused a nuclear meltdown in one of the Sim City scenario missions.dylan sisnawan21 day ago"Would you let the elephant in or the woman with high heels in" Asians: No shoes in house, elephant no have shoes so of course the elephant. *Mission failed successfully*Jaunius ŠpokauskasMonth agothank you for sharing this information :)Stavan Jain, Music and gamesMonth agothis do be better than skool thoStavan Jain, Music and gamesMonth agomark:...answer important questions also him: what if everyone flushed at the same time?TimmyTube_9Month agoyayCatalMonth agoLet’s GoFenrick BrandoffMonth agoWelcome to science class! I’m mark rover Well done captionsGavin RosenMonth agoYou should do a paper airplane videoDistrict PlusMonth agoBecome a teacher MarkHi-tech gamerMonth agoDude you are smarter than Einstein.ayden strandMonth agoYOURE THE BESTBrian LaneMonth agoSo are we not going to talk about how you didn’t put the weight directly over the balloon with 12 nails?Talha NaveedMonth agoI love how at the end he drank water to prove there were no holes 😅👌💯SunnyzinhoMonth agoTsunami on the sewersKarol ZammitMonth agoI love Mark! Great job! Just curious - how many times did he say 'baby'Eggy Slow moMonth agoI'm on the other side of the world watching thisJake AdamsMonth agoI bought a kiwico monthly crate got one 4/23/21 it is 5/31/21 and still waiting for the second one.Joleen WuMonth agoI'm only 9 and I'm hearing this....Joleen WuMonth agoW-o-wJoleen WuMonth ago.................................Cody Mooney2 months agoTeachers in school ain't got nothing on any of thisMeows for Life2 months agoI don't mean to sound to judgemental but I hope your teaching kids. If not I worry about our education system. On another note i feel saddened I didn't have a teacher like you.Everett Lechner2 months agoCool😃a j2 months agoim pretty sure he only pretended to drink the water and THAT'S WHY it didnt come out.Jennifer Dinh2 months agoMark you are amzingHollis Kelly2 months agoWhy didn’t I get this guy is my science teacherBABITA JAIN2 months ago👍🏻My gamer city2 months agoThxs Now I can cheat in class lolZebbzz2 months agoSo what you're saying is never make toilets compatible with Alexa. Headline: Hackers take down water treatment plants worldwide 🌐Remedy....2 months agoYou would be the teacher that kids love, learn, & remember....More educators should teach this way. It would make school & learning not only way more fun but beneficial for all....J B2 months agoisnt there a city in zimbabwe that does this all the time?Tomato_man2 months agoAnother youtuber did this with the same title but before you I sense a disturbance in the forceLimedinosaur2 months agoEverybody gangsta till mark rober is your science teacherNatalie Karen2 months agoAt the end I was terrified that Mark would get hurtOriCraft2 months agoThis channel is slowly turning into VsauceJoseph Barton2 months agoOn Ice. Actually slamming your foot straight down increases the coefficient of friction on your shoes so your less likely to slip. Coool.Joseph Barton2 months agoI think you meant orientate. Orient is like Asia and stuff.152 Srikar Yendluri2 months ago1:51 that book costs a freaking 100 dollars in indiaRyan Woodhouse.3 months agoIt would be cool if Mark was my science teacher at the Co-op I go to but... The teachers there are moms/ womenAce Ggkspade3 months agoI was thinking they wouldn’t flush because of the increasing pressure in the pipes it eventually just wouldn’t let you flush but I guess if it was at exactly the same in theory lol that would be badBoo Yeah3 months agoImagine all that poo coming at ya.Vickie Domke3 months agoMy science teacher is retiring next year you would be greatMIM Gamer TV3 months agoMark Rober: WELCOME TO- Mark Rober Fans: OK bye!Sharks r Fun3 months agoCan you be my science teacherL G3 months agoWhat if we all slept at the same time? Even animals and bugs? Lol!!Feezor Family3 months agoWsssawassssssxxssxswsssOmar Azookari3 months agoIt’s meAno Pro Max3 months agoI’m literally watching this a little more than a year after and it still helps me!Ella Taylor3 months agocan i watch these insted of going to sienceRiya Tyagi3 months agoBut doesn't the pad of the heel create more surface area? Ohh i guess the person wearing heels puts the heel down first, oh noMARK WON3 months ago11:44 I can relate...Bertha Quezada3 months agoGoing Vsauce hereDerrick h3 months agoWhen you said you were wrong by a factorof ten percent, did you mean you were RIGHT by a factor of ten percent? Because the weight of the elephant is distributed over a larger area.Steve Lamb3 months agoBut you didn’t explain how all the zorbies ended up in the pipes. Did he tip a few bags of them into a drainpipe or something?Angel Jonguitud3 months ago:)Jereimiah Knowles3 months agoHa ha yeah i speak german and french and you definiteley shouldnt repeat that lol 😂 22:42Amy M Elliott3 months agoWhich one WOULD you let in your house or not let in your house? Cuz elephant would be preferred over the heals, right? Then if you said elephant then you're right! Right? Cuz the elephant distributes pressure seeing that it has a greater distribution. Right? So, was that just a mistake? Or am I confused? 3:53edsnotgod3 months agoIt would be nothing compared to how much chit genius dope tokers put on the Web "duh Russian collusion"Scott Ed3 months agoIt would destroy the earth’s rotation.Lapiz3 months agoI dont need sleep i need answersAdam3 months agoYou showed pressure with a tub of water vs a 2liter of water and the pressure looked the same. So If one goes into a large pool 10 feet below and feels the pressure in their ears, would one feel the same pressure if they went 10 feet deep into an area of water only 5x5 wide?Villa FG3 months agoI wondered this if all my toilets in my house flushed at once coolZ_bonzyz3 months agoWe had this teles spark and i ordered kiwi coChris Menza3 months agoLol the blood on your sweatshirtSnalibe3 months agoI ain't letting an elephant in my house. I feel like the women might no be as bad!Kimberly De leon3 months agoAs a wastewater operator, that would be a nightmare day.Charlie Kay3 months agobut the elefant would break your doorpjs54063 months agoDid you misspeak about who to let in house elephant or woman, or did I misunderstand? You said if you chose elephant your wrong by a factor of 10, but then go on to explain how the floors would get damaged 10m times more easily with the heels than an elephant.Jesus Stout3 months agoYou are awesome!A Parson3 months agoI would give this man any 5th grade class in the world. When you're learning, and having fun it's full on 5th grade. My 5th grade teacher had us building balsa wood gliders and para balloons.....we had sharp scissors, sharp knives, and created amazing things. I went through three years of math in the 5th grade because we were hands on with proven designs. We got to spend more time in the field than any other class in my school..... I got so lucky by being in that teacher's space.NetAndyCz4 months ago23:54 Yeah, this part can go wrong, unless you have plate armour under the trousers, be careful;)NetAndyCz4 months ago13:08 This one really depends on how high the holes are above the ground.Janice M4 months agoYou asked which would you let in your house but said you were wrong if you said elephant....Jim Kirby4 months agoMark, now that you've explained pressure, you should explain that what people call a "high-pressure shower head" is really a "low-pressure, high-velocity shower head" in accordance with Bernoulli's Theorem.Jim Kirby4 months agoHi Mark, in English we say "...everyone...he...." Furthermore the expression is "home in on" not "hone in on."Lauren Burleigh4 months agoCOOLStrokeMahEgo4 months agoThe fabled atomic flushQ-tip4 months ago"You see hydraulics like this in a lot of Cases." You also see them in Caterpillars, Deere's, Komatsus...Nicholas Martinez4 months agoI learned more in this one video than all my years of schoolAngel Tipanluisa3 months ago➡️ livegirls19. com ⤵️ B.e.S.T f'u"l'l D.a.T.i.n.G h.o.T G.i.r.L's -L-o-V-e-S-e-X---❤️😘 ..👍 !💖🖤❤️今後は気をライブ配信の再編ありがとうです！この日のライブ配信は、かならりやばかったですね！１万人を超える人が見ていたもん（笑）やっぱり人参最高！まさかのカメラ切り忘れでやら1かしたのもドキドキでした,. 💖🖤在整個人類歷史上，強者，富人和具有狡猾特質的人捕食部落，氏族，城鎮，城市和鄉村中的弱者，無`'守和貧窮成員。然而，人類的生存意願迫使那些被拒絕，被剝奪或摧毀的基本需求的人們找到了一種生活方式，並繼續將其DNA融入不斷發展的人類社會。. 說到食物，不要以為那些被拒絕的人只吃垃圾。相反，他們學會了在被忽視的肉類和蔬菜中尋找營養。他們學會了清潔，切塊，調味和慢燉慢燉的野菜和肉類，在食品市場上被忽略的部分家用蔬菜和肉類，並且學會了使用芳香的木煙（如山核桃，山核桃和豆科灌木 來調味g食物煮的時候 1618747332Aubrie Waiz4 months agothanks for your insprashon for toiletsTjd4 months agoNothingMarc Catalano4 months agoCorrection water is barely compressible, but even at just the bottom of the ocean the water is a tiny bit more compressed then at the top.Stormwing4 months agoHmm, I don't think that hole in your hoodie existed before you cushioned yourself in a bed of nails... Just sayin'Eugene McCalister4 months agoi used that physics book in high school, loladit vallecha4 months agoAnd mark rover died in his nail experiment and was never seen againMonika Galinski4 months agoWELCOME TO SCIENCE CLASS HELLLLLLLLLLOOOOOOOOOOOOOOOOOOOOOOOOOOOO 5 minutes later: Already lets lay down the factslMagicalMerlin4 months agoHavn't read the comments... anyone else notice this looking like it was shot in the 80s? Almost certain it's the brick wall background.Chris Leone4 months agoI already know what happens because I conducted an experiment with my siblings when I was 6 or 7 years old where we flushed all three of our toilets at once. Your mom will yell at you and you won't be allowed on your PS2 for at least a weekJim Fabian4 months agoI need a Mark Rober TV Show. Why hasn’t history channel or discovery signed you yet?!Armon J4 months agoThe eager doubt lamentably refuse because girdle realistically greet versus a hallowed female. thin, internal instructionHM4 months agoMark is the BESTPhilip Beach4 months agoAre you the coolest nerd, or the nerdiest cool guy on USgone?? I don't know, but I do know that everyone will know who Mark Rober is someday. 🤟keep inspiring the way you doAlex Ortiz4 months agoThe cynical profit incidentally label because phone aesthetically stay from a slimy llama. stiff, dispensable jailPrivacy Valued4 months agoThe elephant would literally become the elephant in the room and while my floors would be fine, the rest of the residence would cease being a residence. Just ask the lady to take her shoes off when she enters the residence or don't let either one in and then there's no problem.Robert Triggs4 months agoKeep it up bro! Best videos I've probably ever seen.Victoria of the Victoria Victoria's4 months agoI'm 3:12 in & I've learned more than I have in the last 10 years....loe 734 months agothanks mark, for showing that schools can incorporate more interactive and engaging learning. Rather than giving students a thick text book, a load of assignments, and expect them to learn efficiently and last in their heads.