At a waterfall,where two sedimentary lithologies are juxtaposed,which lithology is more likely to form the cliff over which the water falls?
A)sandstone
B)shale

Question

Quizplus · Accepted Answer

Sandstone is a more resistant rock than shale as it is composed of larger grains and has a higher porosity. This makes it much more likely to form a cliff over which the water falls as compared to shale, which is a softer, more easily erodible rock.

At a Waterfall,where Two Sedimentary Lithologies Are Juxtaposed,which Lithology Is