As they collapsed, the material around the holes would heat to a glow. [What is shown on xkcd it what is known as the Starting planet. xkcd 2712: Gravity : r/xkcd. Gravity - explain xkcd We still need to complete some explanations like this one: 1608: Hoverboard. com and use arrow keys or tap to fire thrusters. The flight mechanics are largely, if not entirely, xkcd: Commemorative Plaque. Thanks to vectorial addition of acceleration and velocity this gets much better once the thick part of the atmosphere is left behind. When you look at it through inertia then mass is how much a body resists changes velocity, ie. Question regarding #681: Gravity Wells : xkcd. For this situation, I can write. Randall has a long history of comics with similar themes, comparing perceptions to reality. Im playing around with the xkcd gravity world and I want to do some analysis. If you pump a fluid through a narrow opening, it speeds up. xkcd: Teaching Physics>xkcd: Teaching Physics. Like in Gravity, there is no universal point of view: the bottom of the window, down, is oriented towards the object exerting the most gravity upon the player. In xkcd 681 comic, there is an impressive illustration of the common term gravity well. [1] The comics tagline describes it as a webcomic of romance, sarcasm, math, and language. This means youre free to copy and share these comics (but not to sell them). Gravity is only about 10% weaker at 300km (which is well above the bulk of the atmosphere) than it is on the surface of the Earth Satellites are not only ~300 km above the surface of the Earth, they are also orbiting. Climbing 10 stairs burns about a calorie, which means climbing all the way up to space will burn about 72,000 calories. Next to it is a small tree which is higher than the spaceship. Explicit is better than implicit. On top of it is a small spaceship standing on two legs. Randall Munroe on Twitter: Gravity https://t. This work is licensed under a Creative Commons Attribution-NonCommercial 2. Suppose your backpack holds 9 liters. Explain xkcd: Its cause youre dumb. 1 Answer Sorted by: 24 It rotates to create artificial gravity A rotating space station is a known concept (apparently Tsiolkovsky thought about it in the very beginning of 20th century). From there, you can input javascript or take a peek at existing javascript variables. Im failing at finding this xkcd and am hoping someone here remembers it. This is the first time Ive ever asked. Never use the Math markup language at the transcript. The background around the planet is a star-studded black backdrop. You might notice the difference in weight on a scale, but its not a big deal. Explainxkcd is now slightly less wrong! The description for #2421 gave, just not at all a description of morphosyntactic alignment. Albert Einstein described gravity as a curve in space that wraps around an object—such as a star or a planet. Gravity wells, scaled to Earth surface gravity Each well is scaled such that rising out of a physical well of that depth -- in constant Earth surface gravity -- would take the same energy as escaping from that planets gravity in reality. It rotates to create artificial gravity. Rough summary: The comic is an interactive space flight game, starting landed on an origin planet. Explain Xkcd GravityAn animation of gravity at work. Its about how theres old code that works, and people are saying with religious conviction that the rule is to never change it. Redirect page navigation search 2712: Gravity. This means youre free to copy and share these comics (but not to sell them). A gravitational wave detector is a device used to measure gravitational waves, small distortions of spacetime that were first predicted by Albert Einstein in 1916. navigation search this game is really hardi got stuck on the sun, then tried again and got sucked into a black hole. This work is licensed under a Creative Commons Attribution-NonCommercial 2. 6K Views 926 Retweets 103 Quote Tweets 7,015 Likes Randall Munroe @xkcd · Dec 17, 2022 Replying to @xkcd Thank you to the inimitable @chromakode. xkcd: Gravity Wells>xkcd: Gravity Wells. 1 Answer Sorted by: 6 Technically speaking, it is plausible. [What is shown on xkcd it what is known as the Starting planet. xkcd, sometimes styled XKCD, [‡ 2] is a webcomic created in 2005 by American author Randall Munroe. XKCD, a 15-year-old webcomic of romance, sarcasm, math, and language, ingeniously distills complex ideas, like AI, into simple strips. This means youre free to copy and share these comics (but not to sell them). explain xkcd>2765: Escape Speed. A rotating space station is a known concept (apparently Tsiolkovsky thought about it in the very beginning of 20th century). If you fill your backpack with butter, it would hold almost enough. Gravity - explain xkcd We still need to complete some explanations like this one: 1608: Hoverboard. The answer is gravity: an invisible force that pulls objects toward each other. Intro to Tracker Video Analysis with the xkcd Gravity World. The main hindrance to human-powered flight is that humans arent biomechanically built for. To avoid falling back into the atmosphere, you have to go sideways really, really fast. The reason for this you can read at the Editor FAQ. Then you can switch the tab from Elements to Console. The words I useed to describe it might be wrong, but various combinations havent turned up anything. /< >/ Archive; What If? About. Its a long way down. Im failing at finding this xkcd and am hoping someone here remembers it. In this case, kinetic energy is basically just the energy. XKCD explained! A simple explanation of the sometimes complicated nerd comic xkcd. Gravity wells, scaled to Earth surface gravity Each well is scaled such that rising out of a physical well of that depth -- in constant Earth surface gravity -- would take the same energy as escaping from that planets gravity in reality. [What is shown on xkcd it what is known as the Starting planet. co/ZX4DtNML0l >Randall Munroe on Twitter: Gravity https://t. On the other hand, if the atmosphere is also expanding, surface air pressure would rise. Gravity xkcd. Apparently there was an incorrect assumption about the way the density of Titans atmosphere relates to its pressure (Randall forgot to take into account the colder temperature), but if you assumed a planet that did have the gravity and atmospheric density described, then the ability to generate 9% of your body weight in lift on Earth would allow …. Tylenol is a brand name for paracetamol, also known as acetaminophen, a drug commonly sold without prescription for pain relief and fever. Gravity varies by this much between different cities already. comments sorted by Best Top New Controversial Q&A Add a Comment. The holes would be far too big to hold themselves open against gravity; On that scale, the polymers in the bowling ball would behave more like a liquid. Gravity varies by this much between different cities already. In order for a body to stay in motion with constant speed in a circular. Gravitational waves. Gravity - explain xkcd We still need to complete some explanations like this one: 1608: Hoverboard. However, since it would take you weeks to climb all those stairs, youd also need your. Explain XKCD Heads up to everyone, someone or possibly multiple people are currently vandalising the Explain XKCD wiki, ruining pages and posting NSFW pictures. Your brain is an interconnected network of 86 billion neurons — a neural net, if you will. how hard it is to make a body (like a car) accelerate/decelerate. It uses the rotation to induce a centripetal (acting towards the centre) acceleration on the people inside. php/2712:_Gravity#Explanation h=ID=SERP,5686. com/2712/ Today’s comic is interactive! Click the image on xkcd. But some engineers have an idea sort of like your tower—its called a. This work is licensed under a Creative Commons Attribution-NonCommercial 2. But the ship is in the center, so most of the planet is in the lover part of the panel. [4] Only a fraction of a rockets energy is used to lift up out of the atmosphere; the vast majority of it is used to. This is the spaceship to be controlled by the user. /< >/ Archive; What If? About. This is the spaceship to be controlled by the user. For a low-Earth orbit, satellites need to travel some 7,000 meters/sec horizontally (17,000 mph) in order to orbit. The speed you need to stay in orbit is about 8 kilometers per second. xkcd and Gravity Wells. And last but not least, the legendary Zen of Python: >>> import this The Zen of Python, by Tim Peters Beautiful is better than ugly. Im failing at finding this xkcd and am hoping someone here remembers it. The holes would be far too big to hold themselves open against gravity; On that scale, the polymers in the bowling ball would behave more like a liquid. The holes would be far too big to hold themselves open against gravity; On that scale, the polymers in the bowling ball would behave more like a liquid. Working against gravity is costly (you are losing 600m/s for every minute you are going straight up). You would have to keep it from crashing into the Moon, being pulled apart by the Earths gravity, or falling over and smashing into the planet like the giant meteor that killed the dinosaurs. Suppose your backpack holds 9 liters. xkcd: Coffee Cup Holes. When you look at it through gravity then mass is basically how much a body is affected by gravity, or how much gravity it has. 89: Gravitational Mass - explain xkcd We still need to complete some explanations like this one: 1608: Hoverboard. Browser developer console. xkcd #1425 In computing, two tasks that may seem similar to a lay-person could easily be the difference between trivial and near-impossible. Here, I will talk about two types of energy - kinetic energy and field energy. If you are on a desktop browser, you can right click on a page and select inspect to open the developer tools. The gravitational pull of the moon pulls the seas towards it, causing the ocean tides. There are limits to how fast you can push fluids through things. Explain XKCD to the rescue: Cueball is acting here as someone teaching physics at a basic level, perhaps a high school science teacher. theres Austronesian alignment, only found in Austronesian languages, which Im not even going to attempt to explain. Gravity was first mathematically characterized in 1686 as Newtons law of universal gravitation, which was considered an essentially complete account until the introduction of general relativity in 1915. If you are on a desktop browser, you can right click on a page and select inspect to open the developer tools. 1642: Gravitational Waves. Biological vs Artificial Neural Nets XKCD #2173. Then you can switch the tab. 12 XKCD strips that show the truth about AI. 2712: Gravity - explain xkcd We still need to complete some explanations like this one: 1608: Hoverboard. This is a static, zoomable version of XKCD 2712 using Leaflet. Gravity is a phenomenon that is readily observable to anyone, and so the audience accepts it without question--note that Cueballs explanation doesnt really do the topic any better justice than his explanations of the other forces; he just doesnt need to. This work is licensed under a Creative Commons Attribution-NonCommercial 2. xkcd #1425 In computing, two tasks that may seem similar to a lay-person could easily be the difference between trivial and near-impossible. Figure: There are four fundamental forces between particles: (1) Gravity, which obeys this inverse square law: Fgravity = G(M1M2) d^2 Off-panel: Ok Figure: (2) Electromagnetism, which obeys this inverse-square law: Fstatic = Ke (q1q2) d^2 Figure: ANd also maxwells equations Figure: (3) The Strong Nuclear Force, which obeys uh well, umm. Explain XKCD Heads up to everyone, someone or possibly multiple people are currently vandalising the Explain XKCD wiki, ruining pages and posting NSFW pictures. If we play our cards right, we can go a long way with very little energy. The viewer is capable of exploring various bodies and planets within the play area, many containing easter eggs alluding to the book What If? 2 and previous xkcd comics. Its description was more about isolating vs inflecting languages, and different ways that languages will indicate roles. Explain XKCD to the rescue: Cueball is acting here as someone teaching physics at a basic level, perhaps a high school science teacher. Explanation This comic uses a table to compare the perceived difficulty of various questions with how easily theyre answered in real life. I dont do anything clever with redefining the tile server or anything. The Gravity Well Is the Secret to Mastering Space Travel. I just load up all the images as imageOverlay objects. Gravity in low Earth orbit is almost as strong as gravity on the surface. xkcd and Gravity Wells. After years had passed, the top of Mt. Earth weighs a lot less than Jupiter, [6] so even if we throw the entire Earth at Jupiter, it would still only reduce Jupiters speed by a fraction of a percent—on the order of a few. If you are on a desktop browser, you can right click on a page and select inspect to open the developer tools. In layman terms, a gravitational wave is like moving a stone through water while partly submerged. Gravity creates. As gravity increases, then air gets heavier. Explain xkcd is a wiki dedicated to explaining the webcomic xkcd. Never use the Math markup language at the. Gravity is what holds the planets in orbit around the sun and what keeps the moon in orbit around Earth. explain xkcd We still need to complete some explanations like this one: 1608: Hoverboard. Earths gravity is what keeps you on the ground and what makes things fall. Gravity wells, scaled to Earth surface gravity Each well is scaled such that rising out of a physical well of that depth -- in constant Earth surface gravity -- would take the same energy as escaping from that planets gravity in reality. If your scale has a precision of more than two decimal. Im playing around with the xkcd gravity world and I want to do some analysis. If the fluid is a gas, [3] it becomes choked when the speed of the gas flowing through. At the risk of stating the obvious, the real answer is, Niagara Falls wouldnt fit through a straw. (And the closely related conlang trigger alignment, which I /r/xkcd is the subreddit for. Working against gravity is costly (you are losing 600m/s for every minute you are going straight up). Rough summary: The comic is an interactive space flight game, starting landed on an origin planet. Gravity in low Earth orbit is almost as strong as gravity on the surface. The planet has grass all around, and the entire planet is visible. I really dont want to go too much into work-energy principles, just enough to get to where I want to go (explaining xkcd). com/2712/Im using Tracker Video analysis - you can download that. XKCD graciously allows re-printing with attribution, so here are 12 XKCD strips that show the truth about AI. xkcd: Consecutive Vowels>xkcd: Consecutive Vowels. /< >/ Archive; What If? About. If you fill your backpack with butter, it would hold almost enough calories to get you to the top. in space, though the gravity of our star >Why do things float in space, though the gravity of our star. He seems to understand the general idea of the four fundamental forces, but his understanding gets progressively more sketchy about the details. The answer is gravity: an invisible force that pulls objects toward each other. Mass is proportional to radius cubed, and gravity is proportional to mass times inverse square of radius, so radius 3 / radius 2 = radius. The Space Station hasnt escaped Earths gravity at all; its experiencing about 90% the pull that we feel on the surface. Artificial neural nets are inspired by this design, and while the simplest construct — a perceptron — is just. [Below] On this site on May 12th, 2023, I finally learned how to use the masonry bit for my drill. 2712: Gravity Explain xkcd: Its cause youre dumb. All incomplete explanations are here. Explainxkcd is now slightly less wrong! The description for #2421 gave, just not at all a description of morphosyntactic alignment. Complex is better than complicated. If we play our cards incorrectly, we can spend a. Inside the atmosphere its the aerodynamic forces that force rockets on their gradual change in direction. It has a circular shape on top of the legs with a round window. Explain XKCD (@explainxkcd) / Twitter. Gravity Explain xkcd: Its cause youre dumb. Apparently there was an incorrect assumption about the way the density of Titans atmosphere relates to its pressure (Randall forgot to take into account the colder temperature), but if you assumed a planet that did have the gravity and atmospheric density described, then the ability to generate 9% of your body weight in lift on Earth would allow …. So, back to the energy equation above. xkcd: Coffee Cup Holes. Gravity is only about 10% weaker at 300km (which is well above the bulk of the atmosphere) than it is on the surface of the Earth Satellites are not only ~300 km above the surface of the Earth, they are also orbiting. xkcd: Assigning Numbers>xkcd: Assigning Numbers. As gravity increases, then air gets heavier. Figure: There are four fundamental forces between particles: (1) Gravity, which obeys this inverse square law: Fgravity = G(M1M2) d^2 Off-panel: Ok Figure: (2) Electromagnetism, which obeys this inverse-square law:. Here is a small part of that large image: I. The escape velocity assumes it is a free falling object. xkcd: Fundamental Forces : Physics. It has mountains and flat spots and valleys that we have to negotiate. Apparently there was an incorrect assumption about the way the density of Titans atmosphere relates to its pressure (Randall forgot to take into account the colder temperature), but if you assumed a planet that did have the gravity and atmospheric density described, then the ability to generate 9% of your body weight in lift on Earth would. com/2712/ Today’s comic is interactive! Click the image on xkcd. This is a good thing to keep in mind if you buy a digital scale. I really dont want to go too much into work-energy principles, just enough to get to where I want to go (explaining xkcd). [‡ 3] [2] Munroe states on the comics website that the name of the comic is not an initialism but just a word with no phonetic pronunciation.