Limestone and marble weather faster than granite because___.
Limestone and marble can be dissolved by weak acids in rain.
Frost wedging is the major weathering process contribution to the formation of which regolith material?
Which of the following is most resistant to both chemical and physical weathering?
Which one of the following statements best describes erosion?
The process by which weathered rock and mineral particles are removed from on area and transported elsewhere.
Which of the following best describe the E soil horizon?
Which mass wasting process has the slowest rate of movement?
Clay minerals formed from gabbros or diorite bedrock illustrate which kind of weathering?
Given enough time, what factor is typically most important in soil formation?
Which soil horizon represents the uppermost limit of the zone of the accumulation also referred to as the subsoil?
Which term describes a soil formed by weathering of the underlying bedrock?
In the Rocky Mountain region of the United States, north-facing slopes (downhill direction is toward the north) are typically moister and more heavily forested than south- facing slopes. Why?
North-facing slopes receive about the same amount of precipitation as south- facing slopes; less mixture evaporates from north- facing slopes.
How does deforestation by fire or human activity contribute to mass wasting?
It kills tree roots that help hold the slopes in place, allowing mass movement.
A mass wasting process that involves rotational motion of materials sliding above a distinct slip surface is called ____.
Organisms contribute to souls formation by ____.
stirring the soil to allow air infiltration, contributing organic matter to the soil, degrading organic matter to form humus.