The filling of cracks with water which then freezes and expands breaking the rock apart is one type of physical (also called mechanical weathering) called ice wedging or frost action.
(water; freezes; T:then) (water; expands; ) (water; breaking; the rock; apart) (The filling of cracks with water; is; one type of physical (also called mechanical weathering)
water water water The filling of cracks with water
freezes expands breaking is
T:then
the rock apart
one type of physical (also called mechanical weathering