Question R7 Q24 - NSB 2012

Which of the following describes solifluction, the slow mass movement of soil resulting from freeze-thaw action?

W) It occurs in soils found above permafrost, which prevents drainage

X) It results in the rotational slip of sediments along a slope

Y) It requires coarse, shallow soils developed over bedrock along steep slopes

Z) It involves the gradual up and down motion of soil particles and net creep of soils downslope

Science Bowl Question