Question

the soil tends to collapse straight down when a trench is dug in ____. gravel sandy soil dry loam wet clay

Explanation:

Sandy soil has larger particles and less cohesive force compared to other soil - types. When a trench is dug in sandy soil, it lacks the internal strength to support the sides, causing it to collapse straight down. Gravel has larger and more stable particles, dry loam has more cohesion, and wet clay has plasticity and better stability.

Answer:

B. sandy soil