Soil creep is a slow, downslope movement and is the result of a number --- RECORDSEPARATOR --- of factors including climate. Rock is shattered by contraction and --- RECORDSEPARATOR --- expansion during winter and is moved to the surface by the heaving effect --- RECORDSEPARATOR --- of frost. When spring thaws the loosened rock, it moves down the slope, --- RECORDSEPARATOR --- dragging along anything that is planted in it.