Which weathering process transforms some silicate minerals into clay minerals?
a. oxidation
b. solution
c. hydrolysis
d. hydration
e. freeze-thaw
Question 2
Spheroidal weathering refers to ____.
a. tiny broken pieces of rock
b. rounded rockshaped by weathering along joints
c. rounded holes or caves left in sandstone cliffs due to hydration
d. rounded rocks split into two halves by thermal expansion and contraction weathering
e. weathering by round salt crystals