Gutenberg discontinuity
id:
gutenberg-discontinuity-251-8756351
title:
Gutenberg discontinuity
text:
The Gutenberg discontinuity occurs within Earth's interior at a depth of about 2,900 km (1,800 mi) below the surface, where there is an abrupt change in the seismic waves that travel through Earth. At this depth, primary seismic waves decrease in velocity while secondary seismic waves disappear completely. S waves shear material, and cannot transmit through liquids, so it is believed that the unit above the discontinuity is solid, while the unit below is in a liquid, or molten, form. This distin
brand slug:
wiki
category slug:
encyclopedia
description:
Boundary between Earth's core and mantle
original url:
https://en.wikipedia.org/wiki/Gutenberg_discontinuity
date created:
date modified:
2023-12-15T17:23:24Z
main entity:
{"identifier":"Q1557147","url":"https://www.wikidata.org/entity/Q1557147"}
image:
fields total:
13
integrity:
14