1.Select the type of weathering of rock that is primarily chemical and not mecha

Question

1.Select the type of weathering of rock that is primarily chemical and not mechanical: A) freezing/thawing; B) growth of salt crystals; C) unloading or pressure release; D) wetting/drying; E) dissolving of limestone.

2.Which of the following statements is incorrect? A) Weathering operates continuously; B) By definition, weathering only impacts exposed, visible surfaces; C) Weathering is generally the first stage in the degradation process; D) Various weathering processes usually operate in some combination and it is often difficult to separate the effects of each process.

TRUE or FALSE.

3.Talus is often seen at the base of steep-sided cliffs in cold climates where frost heaving is a major type of weathering.

4.Water, wind, and ice are the principal agents in downslope mass wasting processes.

5. Solifluction is particularly common in the arid regions of the low latitudes.

Explanation / Answer

1. E) dissolving of limestone.

2. D) Various weathering processes usually operate in some combination and it is often difficult to separate the effects of each process.

3. True

4. True

5. False

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