What do mountain belts such as the Caledonian and Appalachian Mountains suggest to scientists?
A) By uniformitarian principles, the tectonic plates may have been in different positions in the past.
B) The theory of tectonic plate action is not sufficient to explain all mountain building.
C) The continental lithosphere is more rigid than the oceanic lithosphere.
D) By evaluation of the deformations, the asthenosphere is more rigid than the lithosphere.

Question

Quizplus · Accepted Answer

The presence of mountain belts such as the Caledonian and Appalachian Mountains suggest to scientists that the tectonic plates may have been in different positions in the past, which supports the principle of uniformitarianism.

What Do Mountain Belts Such as the Caledonian and Appalachian