The dominant process of physical weathering at the mountain is exfoliation, which causes its rounded, dome-like shape.
(The dominant process of physical weathering at the mountain; is; exfoliation, which causes its rounded, dome-like shape) (exfoliation; causes; its rounded, dome-like shape)
The dominant process of physical weathering at the mountain exfoliation
is causes
exfoliation, which causes its rounded, dome-like shape
its rounded, dome-like shape