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How Much of the Earth Can You See at Once?

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Vsauce

My shirt is from this quarter’s CURIOSITY BOX: http://www.curiositybox.com/
MY TWITTER: http://www.twitter.com/tweetsauce
MY INSTAGRAM: http://www.instagram.com/electricpants

Thanks to Mitchell for the jack-in-the-box! http://brainvenomstudio.com/

3Blue1Brown: https://www.youtube.com/channel/UCYO_jab_esuFRV4b17AJtAw

3Blue1Brown fractal dimension video: https://www.youtube.com/watch?v=gB9n2gHsHN4

Mathologer video: https://www.youtube.com/watch?v=qhbuKbxJsk8

Distance to horizon calculator: http://www.ringbell.co.uk/info/hdist.htm

Earth curvature calculator: http://earthcurvature.com/

US cross section: https://www.reddit.com/r/MapPorn/comments/22cco7/us_elevation_profile_from_la_to_nyc_oc_1139x442/

Scott Kelly ISS earth pic: https://twitter.com/stationcdrkelly/status/618407818962575360?lang=en

names of large numbers: https://en.wikipedia.org/wiki/Names_of_large_numbers

Earth’s surface fractal dimension: http://www.dtic.mil/dtic/tr/fulltext/u2/a129664.pdf

Improbable research pancake study: http://www.improbable.com/airchives/paperair/volume9/v9i3/kansas.html

State flatness paper: http://www.disruptivegeo.com/blog/wp-content/uploads/2014/08/FlatMap_GeographicalReview_DobsonCampbell_2013Nov.pdf

Mental floss article on flat states: http://mentalfloss.com/article/58976/kansas-really-flatter-pancake

Lake Islands: https://en.wikipedia.org/wiki/Lake_island

XKCD What If? bowling ball Earth: https://what-if.xkcd.com/46/

West Virginia map: https://store.usgs.gov/product/109169

Is Earth as smooth as a billiard ball? https://skeptics.stackexchange.com/questions/10763/is-earth-as-smooth-as-a-billiard-ball

WPA rules: http://wpapool.com/rule-regulations/

Billiard ball surface scan paper: http://billiards.colostate.edu/bd_articles/2013/june13.pdf

What state people think of as flat: http://americangeo.org/wp-content/uploads/2015/01/AGSGeographicKnowledgeValuesSurveyFinal.pdf

Roche limit:

https://en.wikipedia.org/wiki/Roche_limit
https://www.quora.com/Why-arent-we-affected-by-the-Roche-Limit-Earth-is-clearly-larger-than-us
https://www.quora.com/Does-the-Roche-limit-apply-to-our-human-launched-satellites-and-other-orbiting-bodies-of-Earth

Hey What’s That? http://www.heywhatsthat.com

Field of view: https://en.wikipedia.org/wiki/Field_of_view

Angular diameter: https://en.wikipedia.org/wiki/Angular_diameter

Spherical cap calculator: http://www.1728.org/sphere.htm

amount of sphere seen from distance calculator: http://www.neoprogrammics.com/spheres/visible_fraction_of_surface.php

seeing Earth as a disc: https://physics.stackexchange.com/questions/64253/distance-away-from-earth-to-see-it-as-a-full-disk

how high to see the curvature of Earth? https://earthscience.stackexchange.com/questions/7283/how-high-must-one-be-for-the-curvature-of-the-earth-to-be-visible-to-the-eye

Earth from moon pics: https://www.flickr.com/photos/projectapolloarchive/sets/72157658976934006/

Star magnitude calculator: http://www.mesacc.edu/~kev2077220/flash/magcalc.html

Star distances: https://www.reddit.com/r/askscience/comments/20eyvg/what_is_the_average_distance_of_the_stars_that_we/

list of stars with resolved images: https://en.wikipedia.org/wiki/List_of_stars_with_resolved_images

2d figures by me

3d animations by Eric Langlay https://www.youtube.com/user/ericdraven30

Music from Jake Chudnow: https://www.youtube.com/user/jakechudnow
and Audio Network: http://www.audionetwork.com/ Ant On A Rubber Rope Paradox. Why Do We Clap? The accelerating Universe: Nobel Laureate Brian Schmidt. Every Strictly-Convex Deltahedron. The Invention of Friends (Dunbar's Number). The Potato Paradox. How Many Photos Have Been Taken? Earth's motion around the Sun, not as simple as I thought. Density Ball. Black Holes and the High Energy Universe.

posted by rekjastv8