1/4
Looks like no tags are added yet.
Name | Mastery | Learn | Test | Matching | Spaced |
---|
No study sessions yet.
Q: How was the relative geologic time scale developed?
A: Using superposition and fossil succession, especially in Europe (1830–1841)
Q: Who named the Cambrian?
A: Rev. Adam Sedgwick, 1830s (northern Wales)
Q: Who named the Silurian?
A: Sir Roderick Murchison, 1830s (southern Wales)
Q: How was the Ordovician defined?
A: Charles Lapworth, 1879, to resolve overlap/disputes between Cambrian and Silurian
Q: What about rocks below Cambrian?
A: Contained few fossils, referred to as Precambrian