Question

Sediment layers stop lateral spreading when:

Answer 1

they encounter a barrier and they run out of additional sedimentary material

Step-by-step explanation:

Answer 2

Sediment layers stop lateral spreading when they encounter a barrier and they run out of additional sedimentary material. Lateral spreading is the lateral movement of gently to steeply sloping, saturated soil deposits caused by earthquake-induced liquefaction. Hope this answers the question.