Exam 5: Weathering and Soil

Word Analysis Questions Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. -Choose the option that does not fit the pattern.

What is the most abundant, naturally produced, weak acid involved in chemical weathering and soil formation?

Very fine-grained, iron oxide particles account for nearly all red, yellow, and brown soil colours.

What term describes the physical disintegration and chemical alteration of exposed rocks?

What compounds are the primary cause of elevated levels of acid rain and what is their source?

Word Analysis Questions Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. -Choose the option that does not fit the pattern.

Which of the following statements about acidic precipitation is false?

Why do rocks undergo weathering?

What are two different common types of minerals that chemically weather by oxidation?

Word Analysis Questions Examine the words and/or phrases for each question below and determine the relationship among the majority of words/phrases. -Choose the option that does not fit the pattern.

Quartz is quite resistant to weathering and is an important component of sands in riverbeds and on beaches.

________ is the dissolution or decomposition of minerals and rocks.

What scientific value or application do paleosols have?

List five factors that affect soil formation.

What term describes the layer of partly decayed plant matter at the top of the soil profile in most forested areas?

Feldspars commonly decompose during weathering to clay minerals, silica, and soluble constituents.

Chemical weathering of pyrite in a wet environment produces H?SO?.

What would you call the loose, unconsolidated, surface material on Mars or the Moon-regolith or soil?

Which of the following statements about laterites or tropical rainforests is true?

Feldspars naturally decompose by chemical weathering to form clay minerals.