Weathering and Soil Answers

14 verified answers
2
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Which increases the rate of soil formation?

A
mixed layers
B
more precipitation
C
cooler temperatures
D
very hard parent material
3

Which describes a climate effect on the rate of weathering?

A
Cold climates favor mechanical weathering.
B
Chemical reactions occur slower at higher temperatures.
C
Lower precipitation levels lead to more chemical reactions.
D
The chemical reaction rates of minerals are not impacted by temperature.
4

Which describes how weathering and erosion are different?

A
Weathering is caused by water.
B
Erosion is caused by wind and ice.
C
Erosion transports sediments.
D
Weathering is a natural process.
7

The map shows the Soils of America.

Question illustration
A
frozen
B
sandy
C
weathered
D
young
8

Which describes the horizons in a soil profile?

A
Horizon A is mineral deficient.
B
Horizon O forms from organic material.
C
Horizon B undergoes the least amount of change.
D
Horizon C is most affected by the soil formation process.
9

Which soil would most likely be found in the Arctic?

A
Andisols
B
Gelisols
C
Histosols
D
Spodosols
12

Which describes a climate effect on the rate of weathering?

A
Cold climates favor mechanical weathering.
B
Chemical reactions occur slower at higher temperatures.
C
Lower precipitation levels lead to more chemical reactions.
D
The chemical reaction rates of minerals are not impacted by temperature.
13

Which is one factor of rock types that affects the rate of weathering?

A
porosity
B
moisture
C
temperature
D
mineral color
14

Which describes the formation of Horizon B?

A
forms at the surface
B
features parent material
C
undergoes the most change
D
forms due to decomposed material
15

Which property of soil depends on the size of particles?

A
color
B
odor
C
temperature
D
texture
16

Which is one factor that scientists use to classify orders of soil?

A
fertility
B
climate
C
dryness
D
bedrock
17

Which correctly lists the three parts of soil that are classified by their particle size?

A
bedrock, humus, and clay
B
clay, bedrock, and silt
C
humus, sand, and clay
D
sand, clay, and silt
18

Which describes how weathering and erosion are different?

A
Weathering is caused by water.
B
Erosion is caused by wind and ice.
C
Erosion transports sediments.
D
Weathering is a natural process.
19

Which increases the rate of soil formation?

A
mixed layers
B
more precipitation
C
cooler temperatures
D
very hard parent material
20

Which climate favors mechanical weathering?

A
dry climate
B
cold climate
C
warm climate
D
desert climate

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