Now, because we've already established that this cake is pure insanity, you're going to cut out a big hole in the middle that pierces all 3 layers and stick in some new feature. This exact same concept can be applied to layers of rock underneath the surface.We know that we can relatively date layers of rock by knowing that the layers on bottom are older than the layers on top. 1933 Archaeological exploration in Derbyshire caves. 1936a Lions, reindeer and bison lived in Derbyshire.
Absolute age dating is like saying you are 15 years old and your grandfather is 77 years old.
1959 When cavemen hunted lions in North-east Derbyshire…The Sheffield Daily Telegraph, 15th December.
Abstracts of papers read at the General Meetings of the Sheffield Literary and Philosophical Society in 1924, 11-13.
In a way this field, called geochronology, is some of the purest detective work earth scientists do.
There are two basic approaches: relative age dating, and absolute age dating.