How do Map Projections Work?

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General Knowledge

General Knowledge

Күн бұрын

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Пікірлер: 268
@General.Knowledge
@General.Knowledge 4 жыл бұрын
So which of these is your favorite? I really like the Cahill Butterfly
@precisa_
@precisa_ 4 жыл бұрын
I think Dymaxion Fuller is my favorite projection since it can be used to recreate Earth without needing to distort proportions, for example, the earth 1 to 1 in minecraft uses a version of the Dymaxion projection, the only downside it has is the lack of direction
@GSLindo
@GSLindo 4 жыл бұрын
You are português
@quadded
@quadded 4 жыл бұрын
I love the canters W34
@IVaV1
@IVaV1 4 жыл бұрын
Robinson for me.
@lipsarath8728
@lipsarath8728 4 жыл бұрын
My favourite map projection is The Robinson Projection.
@cheydinal5401
@cheydinal5401 4 жыл бұрын
The Dymaxion-Fuller Map (triangles that are put next to each other) is often used to show the origin and spread of mankind from Africa, to other continents
@General.Knowledge
@General.Knowledge 4 жыл бұрын
I didn't know that! That's really cool
@kyokkyuu
@kyokkyuu 4 жыл бұрын
Yes, it's good for showing the nearness and interconnectedness of landmasses
@skanthavelu
@skanthavelu 3 жыл бұрын
I like that map as it more accurately depicts the actual shapes and sizes of each landmass. And though I am not a flat earther, I also like the Flat Earth maps as like the Dymaxion Fuller map, they show the actual sizes of the landmasses, albeit Antarctica looks like a giant wall of ice and many of them distort the sizes of lands south of the Equator. I wish that a map based on both the Flat Earth map and the Dymaxion Fuller map was used as the official world map as it would accurately show the sizes.
@Nikioko
@Nikioko 4 жыл бұрын
6:45: The transverse Marcator is similar to the Mercator, but instead of the equator, the cylinder touches the earth's surface on the 0° and 180° meridians. So the toilet paper core is horizontal, not vertical. Therefore the biggest distortion is at 90°W and 90°E meridians (the straight horizontal lines through the poles) whose intersections with the equator are stretched to infinity like the poles in the true Mercator projection (parallel lines intersect in infinity). The choice of the 0°/180° meridians is quite random, another great circle as the contact line between cylinder (e.g. the 60°W/120°E meridians) and ball leads to different results. In That case, the biggest distortion would be at 150°W and 30°E.
@holydutchlord3477
@holydutchlord3477 4 жыл бұрын
Can you do something that has always bothered me the difference between Territories, Departments and Colonies?
@_MC529
@_MC529 4 жыл бұрын
The UK 🇬🇧 is complicated af😅
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Sure! That's a good idea
@bruhz_089
@bruhz_089 3 жыл бұрын
@@_MC529 the UK only has territories now
@albireothestarthebacklight2990
@albireothestarthebacklight2990 Жыл бұрын
@@bruhz_089 It has departments inside the counties
@mohdadeeb1829
@mohdadeeb1829 4 жыл бұрын
Teacher : What Did you learn ? Me : Gif not Jif .
@General.Knowledge
@General.Knowledge 4 жыл бұрын
LOL
@mohdadeeb1829
@mohdadeeb1829 4 жыл бұрын
I don't want to offend you . But you don't put efforts to pronounce certain names .
@OGrandomunknownperson
@OGrandomunknownperson 3 жыл бұрын
@@mohdadeeb1829 👁 👁 👄
@euproductions8615
@euproductions8615 2 жыл бұрын
.
@CEKROM
@CEKROM 4 жыл бұрын
7:33 Best picture =D
@General.Knowledge
@General.Knowledge 4 жыл бұрын
It's really funny
@alexgaming127
@alexgaming127 2 жыл бұрын
I would say that my favorite depends on What I’m using them for, for example, if I want to do a size comparison, I would use the Gall-Peters projection, if i hypotheticlly were stuck in the ocean, I would’ve used the Mercator projection. If I became a teacher in the future, I would use either the Winel Tripel projection or Robinson’s projection, if I want it change my view of the world, I would probably use other interesting maps, although, this whole thing with projections is Why I prefer a globe
@okaro6595
@okaro6595 8 ай бұрын
Why would you use the Gall-Peters projection instead of for example Equal Earth projection? There are several projections that preserve the area. Gall-Peters is the worst one. en.wikipedia.org/wiki/Equal_Earth_projection Fuck Gall-Peters. It is nothing but woke politics,
@tiortedrootsky
@tiortedrootsky 2 ай бұрын
Fuller projection, physical map, north pole at the center, no markings, no triangles, the oceans fill everything around the continents outside of the actual triangles of the projection. Thats the coolest map ever! No countries to kill each other for. Eurasia+ is rotated right 90°, Americas rotated left 90°. Breaks the usual patterns for maps, feels uniting.
@jessehendrix2661
@jessehendrix2661 Жыл бұрын
I forgot the name of the projection, but there was one which represented the northern and southern hemispheres with two circles, with the poles in the center. The lines of latitude were equal distances apart. It was printed on a double-sided disc, and you could fairly accurately find distance and direction by stretching a string between the two points. It seemed like a good compromise between accuracy and intelligibility if you needed both and could only have one map. Of course a globe is the best way to go, with the only downside being that you can't see the whole earth at once and it can't be shared as an image.
@Nikioko
@Nikioko 4 жыл бұрын
1:28: The Mercator projection is important in navigation because it has correct angles. The great circles (except meridians and the equator) are distorted, however. So a plane flying from Europe to New York over the southern tip of Greenland seemingly flies a curve, but in reality it is a straight line. The Mercator projection is a cylindrical projection as a cylinder is wrapped around the earth, touching it at the equator. The projection rays start from the center of the earth, therefore the poles are stretched to infinity. The Behrmann (not Berhmann) projection is also a cylindrical projection, but here projection rays are parallel to the earth's rotational axis, so distances near the poles are distorted to zero.
@fikimi2252
@fikimi2252 4 жыл бұрын
You Should have 7,4 billion subs. Absolutely best content in KZfaq!! Keep it up!
@TheTattieShaw
@TheTattieShaw 4 жыл бұрын
He has a discord server if you feel like joining, you can suggest ideas for him to do there and chats with other fans and the man himself
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Thanks so much!
@euproductions8615
@euproductions8615 2 жыл бұрын
8 billion now
@Nikioko
@Nikioko 4 жыл бұрын
9:34: Those triangles are nets of tetrahedra. The left one has the north pole in the center of a face and the south pole on a corner, the right one the other way around. 10:34: Those eight triangles are the net of an octahedron. It is a projection of a spherical surface onto the faces of that octahedron. 11:16: And finally in this one, the surface of the earth is projected onto an icosahedron which is the closest to a sphere among the Platonic polyhedra.
@jpfl14999
@jpfl14999 4 жыл бұрын
Great video! Greetings from Brazil 🇧🇷.
@IkarosDC
@IkarosDC 3 жыл бұрын
Dang you have Russian empires seal being from Brazil True mister worldwide Неплохое сочетание)
@diangelopita6762
@diangelopita6762 4 жыл бұрын
This guy deserves way more subs
@TheTattieShaw
@TheTattieShaw 4 жыл бұрын
Join his discord if you like, there you could give him ideas to do in future then maybe he will get more subs with one of your suggestions link in the description for the discord
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Thanks!
@IceColdProfessional
@IceColdProfessional 11 ай бұрын
Who knew maps and mapping was so complex, yet so precise?
@Kettenhund31
@Kettenhund31 4 жыл бұрын
Ten out of ten for this one! A complex idea rendered understandable!
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Thank you! Really glad you liked it
@JaKingScomez
@JaKingScomez 4 жыл бұрын
Couldn’t they just use math to convert it and make it flat? I don’t get why this is a problem. Take redraw it and make it accurate and flat. When he shows the gif couldn’t they keep it like that and attach the countries so the size and shape stays accurate
@YM.2185
@YM.2185 4 жыл бұрын
Watching for the second time! Continue bro!
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Thanks! :)
@GeHeum
@GeHeum 4 жыл бұрын
Another fun projection is the Euler projection: it is mathematically the best possible projection but it is completely impractical because the earth is projected on a very long line that wraps around many times
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Yeah it doesn't look very practical LOL
@daniels.iparraguirre6077
@daniels.iparraguirre6077 3 жыл бұрын
When you say, in the Mercator projection, "it inflates the sizes" towards the poles, (away from the equator), you mean the scale increases with increasing distance from the equator. Right?
@victorbruant389
@victorbruant389 4 жыл бұрын
General Knowledge! *Salutes
@michelematteoni4049
@michelematteoni4049 4 жыл бұрын
The Trasverse Mercator is the most used projection for GIS data. Poles are almost always represented using steregraphic projection
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Oh nice! I didn't know that
@rafaelparo2229
@rafaelparo2229 4 жыл бұрын
Dymaxion-fuller was my favorite!
@TheTattieShaw
@TheTattieShaw 4 жыл бұрын
Join his discord server guys link in the description Get notifications about new videos there Also suggest ideas for future videos, chats with other fans and the man himself, also do contests monthly
@JakeLikesTech
@JakeLikesTech 4 жыл бұрын
7:33 the painter was distorting the dudes forehead the same way Mercator distorted his maps. Also 12:21 that's the "wall of ice" flat Earthers are looking for that circles the world.
@General.Knowledge
@General.Knowledge 4 жыл бұрын
LOL
@Nikioko
@Nikioko 4 жыл бұрын
12:20: The Schjerning I is a conical projection which has the purpose to depict Russia as a whole with only very little distortion. Therefore it is very accurate around 60°N latitude and is very distorted on the southern hemisphere.
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Ah I see! I didn't know that
@randybentley2633
@randybentley2633 4 жыл бұрын
In the TV series The West Wing this subject came up hilariously in one of the episodes.
@javieralreves
@javieralreves 4 жыл бұрын
9:00 wait how did ancient greeks knew about the Americas?
@quadded
@quadded 4 жыл бұрын
it was used purely to depict Europe so it looked a lot better
@Nikioko
@Nikioko 4 жыл бұрын
They didn't. But they knew that the earth is a sphere with 40,000 km circumference. Eratosthenes calculated that.
@General.Knowledge
@General.Knowledge 4 жыл бұрын
They didn't! The map I showed is just a current reproduction of the world using the mathematical model that they used for their maps at the time.
@Jeancahu
@Jeancahu 3 жыл бұрын
they understood that with sticks and sun's shadows, some ignorant people from our era can't figure that even with smartphones, computers, space station evidence etc
@sharkquark6252
@sharkquark6252 4 жыл бұрын
Which app or Website did you use at 2:43? I would like to use it too, the real size of countrys always interested me a lot. PS: very Great Video, I learned really much today, thanks 😊
@marblecat779
@marblecat779 4 жыл бұрын
thetruesize.com
@luigidude44
@luigidude44 10 ай бұрын
Geographer here: the orange isn't really a good representation of the Earth. Earth is a spheroid. Imagine trying to make a ball out of play-doh. It kinda looks lumpy when making it round
@SledgerFromTDS.
@SledgerFromTDS. 2 жыл бұрын
Mercator Projection for the "Win"! Which Map Projection do you "Prefer"?
@GeHeum
@GeHeum 4 жыл бұрын
The main reason for the symmetry around the equator is that the earth rotates around it so it becomes a natural choice for a symmetry line. In other words the reason is purely physical, mathematically there is no reason to choose that particular line.
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Ah ok! Thanks
@HistoricHomePlans
@HistoricHomePlans 4 жыл бұрын
The Goode (Interrupted) projection has always been one of my favorites. It gets the relative sizes of the continents fairly close and it keeps the longitude lines nearly straight. You only get a lot of distortion in the easternmost part of Russia. www.giss.nasa.gov/tools/gprojector/help/projections/GoodeHomolosine-Interrupted.png
@General.Knowledge
@General.Knowledge 4 жыл бұрын
I agree! It's definitely in the top 3 for me
@WorldConquerer2295
@WorldConquerer2295 2 ай бұрын
At 4:15, that’s the Eckert III projection, not Robinson. Similar but you see different distortions.
@xander1052
@xander1052 4 жыл бұрын
An Euler Spiral can theoretically provide 0% distortion
@King_Proto
@King_Proto Жыл бұрын
My favorite is the equirectangular projection.
@NerdBryant64
@NerdBryant64 4 ай бұрын
Spilhaus projection. It tries to preserve the shape of the oceans. Used for maping currents
@AverytheCubanAmerican
@AverytheCubanAmerican 4 жыл бұрын
Gaston made Antarctica and Greenland mighty *thicc* on the Mercator Projection. It all makes sense now, he just wants an icy home
@ringthatbell9597
@ringthatbell9597 4 жыл бұрын
Omg the ice wall on the last one
@SupremeLeaderKimJong-un
@SupremeLeaderKimJong-un 4 жыл бұрын
We also have our own map, the world in the shape of our country
@luisg.15yearsago18
@luisg.15yearsago18 4 жыл бұрын
Oh yes..Dear Supreme Leader...Every Country is ur puppet
@IVaV1
@IVaV1 4 жыл бұрын
@@luisg.15yearsago18 Lol you wish
@quidnick
@quidnick 4 жыл бұрын
It is Kim Jong-un shaped.
@james-mn7zj
@james-mn7zj 3 жыл бұрын
I like maps like the dymaxion-fuller map more than maps that are or similar to a rectangle.. Yeah I'm THAT kinda guy.
@GeographyWorld
@GeographyWorld 4 жыл бұрын
I'd recommend looking up the Authagraphic projection. It has very little domistortion, divides the world into 96 triangles and can be tiled together in many ways.
@ocfos88
@ocfos88 4 жыл бұрын
Ah yes. The Invercator Map, with Antarctica at its true size.
@jamesisabeastieboysfan
@jamesisabeastieboysfan 4 жыл бұрын
I ready saw this earlier today. Is that how you got 23 likes from 2 views?
@sjoormen1
@sjoormen1 4 жыл бұрын
Well some of us really really like general kowledge as long as it isn't too specific.:-)
@mariotheundying
@mariotheundying 3 жыл бұрын
@senro the fool they have dislike bots not likebots, the views are low because when he clicked on the video it didn't have time to put the correct amount of views and likes
@JayceeR
@JayceeR 4 жыл бұрын
the last is the flat earthers map
@thetankcommander3838
@thetankcommander3838 4 жыл бұрын
Can it be explained why I heard Anchors Away - the theme song of the United States Navy? Cause I am genuinely surprised.
@TheTattieShaw
@TheTattieShaw 4 жыл бұрын
You could message him on his discord probably be the only way you'll find out link in the description
@General.Knowledge
@General.Knowledge 4 жыл бұрын
I always choose a selection of some type of military marches as the soundtrack of the videos. If they are about a specific country I choose songs of that country, but if they are a generalized topic like this I choose random ones
@hinkles73
@hinkles73 3 жыл бұрын
3Blue1Brown used a stereographic projection to look at quaternions.
@johnchristopherfee
@johnchristopherfee 4 жыл бұрын
"Mercator" is pronounced "Merk-Kate-ER"
@bernardobaptista4131
@bernardobaptista4131 4 жыл бұрын
Can you do a video with the main sport of which country in general? It would be very interesting!
@CEKROM
@CEKROM 4 жыл бұрын
2:00 Very interesting =D
@GeographyWorld
@GeographyWorld 4 жыл бұрын
9:56 Island? Do you mean Iceland or Ireland?
@tomasvrabec1845
@tomasvrabec1845 4 жыл бұрын
Huh? To me it sounded clearly like Ireland.
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Ireland! But yeah I for some reason said something close to island lol, only noticed when editing it all together after recording
@GeographyWorld
@GeographyWorld 4 жыл бұрын
@Liam C English people often pronounce it as Island while Americans tend to say I-are-land
@LEO_M1
@LEO_M1 4 жыл бұрын
You know what they say, Ireland is just one sea from Iceland.
@Ms-fe2bo
@Ms-fe2bo 3 жыл бұрын
Hey G.K. when will you do the poll for the flags? I am so exited to see my flag eeeee!!!
@lancetheking7524
@lancetheking7524 4 жыл бұрын
I live in a different continent that's why i'm late
@TheTattieShaw
@TheTattieShaw 4 жыл бұрын
😂😂
@melanezoe
@melanezoe 4 жыл бұрын
My favorite is the one on the orange peel.
@thetoilet9911
@thetoilet9911 3 жыл бұрын
Madagascar is actually more than just twice the size of uk
@gachaconfassycake3928
@gachaconfassycake3928 4 жыл бұрын
Omg we need to make a map shaped like cake
@calliduspenguino773
@calliduspenguino773 3 жыл бұрын
Broke: Earth is a circular disk Woke: Earth is a semi-circle
@altaic9202
@altaic9202 4 жыл бұрын
While you are having an easy life using the winkel tripel, think about the poor children who still use the Mercator projection.
@vascobranco5296
@vascobranco5296 4 жыл бұрын
Faz um vídeo sobre os distritos de Portugal e as regiões autônomas
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Boa ideia!
@johnshilling9988
@johnshilling9988 3 жыл бұрын
That is why I bought a globe at a yard sale.
@MrVradley
@MrVradley 4 жыл бұрын
New Zealand is missing off alot of these maps
@ZackWolfMusic
@ZackWolfMusic 3 жыл бұрын
Wonder why?
@sajeucettefoistunevaspasme
@sajeucettefoistunevaspasme 3 жыл бұрын
Can't we just destroy it ?
@Hendricus56
@Hendricus56 4 жыл бұрын
This time I'm #BeforeTattieGang
@TheTattieShaw
@TheTattieShaw 4 жыл бұрын
Damn reuploads 😂😂
@Hendricus56
@Hendricus56 4 жыл бұрын
@@TheTattieShaw Well, I was sort of prepared, because I saw the notification from his tweet on the DC server that he will reupload it and then the notification from the "new" video
@henkbarnard1553
@henkbarnard1553 4 жыл бұрын
A globe, A globe my macerator projection for a globe!
@dhruvbhatt8574
@dhruvbhatt8574 3 жыл бұрын
3:00 can anyone name the website he used
@ZackWolfMusic
@ZackWolfMusic 3 жыл бұрын
The true size
@dhruvbhatt8574
@dhruvbhatt8574 3 жыл бұрын
@@ZackWolfMusic thanks
@sparkieT88
@sparkieT88 4 жыл бұрын
Merc-Ah-Tore!
@M500VYN
@M500VYN 4 жыл бұрын
Fascinating. Many thanks for compiling this. 👍🏻👍🏻👍🏻🇬🇧🏳️‍🌈
@General.Knowledge
@General.Knowledge 4 жыл бұрын
My pleasure!
@jclau3616
@jclau3616 3 жыл бұрын
I like many of these projections, but seeing NZ being split apart with Australia, E and SE Asia in a lot of these projections makes my heart crack a bit...
@GeographyWorld
@GeographyWorld 4 жыл бұрын
TLDR also reuploaded today due to lack of views. Is KZfaq sick?
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Yeah idk what happened!
@quadded
@quadded 4 жыл бұрын
If there's a place you got to go I'm the one you need to know I'm the map I'm the map I'm the map If there's a place you got to get I can get you there I bet I'm the map I'm the map I'm the map I'm the map I'm the map I'm the map I'm the map I'm the map I'm the map I'm the map I'm the map I'm the map
@craig147680
@craig147680 4 жыл бұрын
You are applying the projections on a small scale to depict the globe. Mercator is used for navigation at much larger scales as points seen will be at the same bearing on the chart. Transverse Mercator is used for largest scale navigation charts inside ports and harbors. The line you drew on the globe is called a rum line and over the distance of oceans is the long way.
@GillioC
@GillioC 4 жыл бұрын
Nice
@mr.normalguy69
@mr.normalguy69 4 жыл бұрын
- Be me - Take a globe - Puncture the globe with a needle - Flatten the globe - Use it however you want.
@sharkquark6252
@sharkquark6252 4 жыл бұрын
That’s the Mercator map on 2:04
@jefffinkbonner9551
@jefffinkbonner9551 3 жыл бұрын
7:33 I think that man's forehead is in mercator projection
@okaro6595
@okaro6595 8 ай бұрын
Mercator is not really used outside the US.
@sweden5247
@sweden5247 4 жыл бұрын
5:19 is the text kinda moving or am i blind
@RegenteDoBrazil
@RegenteDoBrazil 4 жыл бұрын
Brazil is more big than the USA (without Alaska)
@miwwnikk
@miwwnikk 4 жыл бұрын
bigger*
@grumpyguy2877
@grumpyguy2877 4 жыл бұрын
Here’s another map distortion 🗺
@gnzalomras7012
@gnzalomras7012 4 жыл бұрын
How you do your videos? It's actually cool
@Sky-qo3bm
@Sky-qo3bm 4 жыл бұрын
I see giant philippines 9:07
@theoheinrich529
@theoheinrich529 4 жыл бұрын
Ah yes, bootleg Philippines.
@philipspradlin548
@philipspradlin548 4 жыл бұрын
Wasn't this video uploaded already?
@BirbBoiYT
@BirbBoiYT 4 жыл бұрын
Yeah
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Yes! I had to reupload because for some reason it wasn't sent out to most people
@paperweight57
@paperweight57 3 жыл бұрын
Cahill-Keyes FOR THE WIN!!!
@kevinmattsson5718
@kevinmattsson5718 4 жыл бұрын
what happened to the previous upload :O
@General.Knowledge
@General.Knowledge 4 жыл бұрын
For some reason it didn't get sent out to most subscribers so I had to reupload. Although apparently this one didn't do great either LOL
@thesenate7948
@thesenate7948 4 жыл бұрын
@@General.Knowledge I saw the first one when it came out (subscribed) and I'm re-watching this one. Your videos are amazing! Keep it up!
@letsknow3753
@letsknow3753 4 жыл бұрын
Cahill is also good
@cycomhd8246
@cycomhd8246 4 жыл бұрын
Deja vu
@somerandomperson1825
@somerandomperson1825 4 жыл бұрын
Uploaded again?
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Yes!
@hinkles73
@hinkles73 3 жыл бұрын
I'm not doing any VPNs, but if I did, it would be a tie between ExpressVPN and NordVPN.
@sajeucettefoistunevaspasme
@sajeucettefoistunevaspasme 3 жыл бұрын
Should check laws
@archstanton6102
@archstanton6102 4 жыл бұрын
But the earth is flat... Grunts, drags knuckles and wipes drool from mouth
@eugeneclignett5511
@eugeneclignett5511 4 жыл бұрын
the cahill buterfly is quite usefull still, not to much destortion, and who cares about seas?
@mohanbuvan
@mohanbuvan 2 жыл бұрын
@7.33..lol.
@qinnadaoud8393
@qinnadaoud8393 Жыл бұрын
I LIKE THE REAL ONE
@kaiceecrane3884
@kaiceecrane3884 3 жыл бұрын
2:36 look at how big Europe is compared to the United States
@letsknow3753
@letsknow3753 4 жыл бұрын
Robinson project s best
@thejumboshrimp
@thejumboshrimp 4 жыл бұрын
Didn’t he already upload this? 🧐 Edit: ok I get it now just read description. :P
@rpo8929
@rpo8929 4 жыл бұрын
Yes
@peroz1000
@peroz1000 4 жыл бұрын
Harold Brick Read the description.
@rpo8929
@rpo8929 4 жыл бұрын
peroz1000 I don’t get it.
@thejumboshrimp
@thejumboshrimp 4 жыл бұрын
peroz1000 yes I did do that but I didn’t know at the time I made that comment. Will edit now.
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Yes!
@PatricioHondagneuRoig
@PatricioHondagneuRoig 4 жыл бұрын
Oh. Deja vu?
@sajeucettefoistunevaspasme
@sajeucettefoistunevaspasme 3 жыл бұрын
Oh. I just been in this time before?
@aggiollo209
@aggiollo209 4 жыл бұрын
Can you make plz what if the german empire revolt against the Weimar republic
@General.Knowledge
@General.Knowledge 4 жыл бұрын
Yes!
@BirbBoiYT
@BirbBoiYT 4 жыл бұрын
I know I commented this on the original, but why do schools still use Mercator? Kids may believe that Canada is larger than all of Africa or Greenland is the size of Africa.
@General.Knowledge
@General.Knowledge 4 жыл бұрын
I agree! There are much better projections to choose from nowadays
@hpnk-ek8dr
@hpnk-ek8dr 4 жыл бұрын
I think it comes down to lack of insentive to change. We have used that projection for very long, for det reason of navigation and correct shapes. Now that navigation is less of an issue we should change, people just do not care enough about it." So what he gets the sizes wrong, he knows were the countries are and their shape good enough". Also some suspect officials are against change since it makes their coutry look bigger. Many world powers through history are in the northern part of the globe so gets bonus, but that is kind of conspiracy theory.
@jonathank4278
@jonathank4278 4 жыл бұрын
How did people from BC know about America before 1500 AD ?
@agnotapro
@agnotapro 4 жыл бұрын
15 flat earthers left the chat.
@ItsGroundhogDay
@ItsGroundhogDay 4 жыл бұрын
Isn't the globe's surface already flat?
@xander2cat
@xander2cat 4 жыл бұрын
wait did i watch this earlier?
@sajeucettefoistunevaspasme
@sajeucettefoistunevaspasme 3 жыл бұрын
No
@xander2cat
@xander2cat 3 жыл бұрын
@@sajeucettefoistunevaspasme i think i did
@richardbell7678
@richardbell7678 Жыл бұрын
I believe that this video is hampered by not doing a good enough job of explaining the goals of projection design. A 'True Map' can do three things simultaneously and the goal of a projection is to do at least one of these very well: True Distance, True Bearing, and True Area. True Distance is the ability to measure a distance on the map between two points, compare it to the map scale and get the actual distance between those two points on the Earth's surface. The Azimuthal Equidistance projection shows true distances between the center and any other point. The Mercator projection only gives true distances along the Equator, or directly North of South of the Equator True Bearing is the ability to measure the relative bearings between two points and knowing the relative bearings between those two points on the surface of the Earth. This is the forte of the Mercator projection, as all bearing measured on the Mercator projection are true bearings. The Azimuthal Equidistance maps also give true bearings between the center and any other point. This, combined with the AE map providing true distances between other points and the center, makes the AE map very useful for planning hub-and-spoke airline networks, as you just make an AE map for each hub and you can know true distances and bearings from the hub to all of the spokes, and any secondary hubs. True Area is the ability to measure an area within a closed curve on the map, apply a scaling factor and know the area within the corresponding closed curve drawn on the Earth's surface. Most of the map projections that you bring up seem to be attempts to get close to true areas (make all of the land masses appear to have the proper areas, relative to each other). All of the presented projections sacrifice some degrees of true bearings and true distances to get the areas properly proportioned.
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