Uniformitarianism assumes that
A)Earth is quite young and is shaped by dramatic events.
B)catastrophic episodes have regularly occurred.
C)the same physical processes we see today are a key to understanding the processes that have been operating throughout geologic time.
D)mountains,plains,and canyons formed by catastrophic events.
E)much of Earth history is ultimately unknowable and we must therefore only concentrate on those parts that have been documented by written historical accounts.

Question

Quizplus · Accepted Answer

Uniformitarianism is the idea that the same physical processes observed today have been at work throughout geologic time. This means that gradual processes such as erosion, deposition, and tectonic movements are responsible for shaping the planet's surface, rather than sudden catastrophes.

Uniformitarianism Assumes That