When the axial plane of a fold is tilted beyond the vertical,it's called a(n)_____ fold.
A)nonvertical
B)horizontal
C)plunging
D)overturned

Question

Quizplus · Accepted Answer

When the axial plane of a fold is tilted beyond the vertical, it is referred to as an overturned fold. This occurs when one limb of the fold is pushed over the other, causing the layers on one side of the axial plane to be inverted.

When the Axial Plane of a Fold Is Tilted Beyond