Author Question: Ancient geologic processes as revealed in Paleozoic rock layers were A) predominantly volcanic in ... (Read 66 times)

Engineer · **on:** Jul 29, 2018

Ancient geologic processes as revealed in Paleozoic rock layers were

A) predominantly volcanic in origin.
B) primarily glacial.
C) predominantly processes of erosion and sedimentation.
D) very similar to processes seen today.

Question 2

The formation of the early Appalachian Mountains began as a result of tectonic activity during the

A) Paleozoic era.
B) Triassic era.
C) Mesozoic era.
D) Cenozoic era.