String girdling Earth
id:
string-girdling-earth-298-5445094
title:
String girdling Earth
text:
String girdling Earth is a mathematical puzzle with a counterintuitive solution. In a version of this puzzle, string is tightly wrapped around the equator of a perfectly spherical Earth. If the string should be raised 1 metre off the ground, all the way along the equator, how much longer would the string be? Alternatively, 1 metre of string is spliced into the original string, and the extended string rearranged so that it is at a uniform height above the equator. The question that is then posed
brand slug:
wiki
category slug:
encyclopedia
description:
Mathematical puzzle
original url:
https://en.wikipedia.org/wiki/String_girdling_Earth
date created:
date modified:
2023-09-06T16:15:33Z
main entity:
{"identifier":"Q7623975","url":"https://www.wikidata.org/entity/Q7623975"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/8/87/String_girdling_Earth.svg","width":512,"height":341}
fields total:
13
integrity:
15