the study of sedementary rock strata; deposits typically laid down by flowing water or wind

stratigraphy based on rock properties; younger sediments are deposited on top of older sediments

stratigraphy based on fossils; distinctive fossils or groups of fossils characterize particular time intervals

What time was Pangea existing?

• Late Triassic

• Late cretaceous

• Jurassic

• Paleozoic

What era were the dinosaurs living?

• Cenozoic

• Mesozoic

• Paleozoic

What era were the dinosaurs living?

___ ___ is all time from the beginning of the earth to the present

___ ___ is Geochronology, age in numbers.

___ ___ is time/age relative to other rocks, based on the geology discipline of Stratigraphy.

stratigraphy based on fossils; distinctive fossils or groups of fossils characterize particular time intervals

• biostratigraphy

• stratigraphy

• lithostratigraphy