Chapter 27.4 Flashcards
1
Q
Absolute dating
A
The process of assigning an absolute age.
2
Q
Relative dating
A
The process of placing objects or events in their proper order in time.
3
Q
Uniformitarianism
A
Based on Hutton’s ideas/ principles.
4
Q
Principle of Superposition
A
States that in an undisturbed sequence of sedimentary rock layers.
5
Q
Unconformity
A
Gaps in the rock record during which either erosion occurred or deposition was absent.
6
Q
Fossil
A
The remains or traces of organisms found in the geologic rock record.
