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quiz 8 Which of the following minerals is most likely to form clays during weath

ID: 120502 • Letter: Q

Question

quiz 8

Which of the following minerals is most likely to form clays during weathering?

feldspar

quartz

calcite

pyroxene

1 points   

QUESTION 2

The upper part of a glacier, the part with perennial snow and ice, is called the __________.

zone of accumulation

zone of wastage

recharge zone

ablation zone

discharge zone

1 points   

QUESTION 3

Organic matter in the Earth's topsoil is called __________.

regolith

leaf litter

pedalfer

humus

1 points   

QUESTION 4

By 2050, the population growth in the Central Valley is expected to go from 7 million people to _____

20 million

10 million

16 million

14 million

1 points   

QUESTION 5

Which of the following chemical species is(are) not produced by the weathering of potassium feldspar (also known as orthoclase)?

CaCO3 (calcite)

Al2Si2O5(OH)4 (kaolinite, a clay mineral)

H2O (water)

K+ (potassium ion)

1 points   

QUESTION 6

Which of the following statements is most likely to be false?

Rocks of different compositions weather at different rates.

Heavy rainfall increases the rate of weathering.

The presence of soil slows down the weathering of underlying bedrock.

The longer a rock is exposed, the more weathered it becomes.

1 points   

QUESTION 7

Which one of the following applies to a glacier that lengthens (i.e., extends its terminus downslope) over a period of many years?

Ice accumulation exceeds ice melting

Ice accumulation and ice melting are about equal

None of the above

Ice melting exceeds ice accumulation

1 points   

QUESTION 8

Based on the previous question and answer, the sedimentary rocks of such a basin in California are part of the _____.

The Great Central Valley sequence

The Great Gatsby

The Great Valley sequence

The Great Valley center

1 points   

QUESTION 9

The fine-silt to clay-sized material produced from the grinding action of glaciers is called __________.

rock salt

rock flour

striations

glacial debris

1 points   

QUESTION 10

Which of the following terms describes a glacial erosional feature as opposed to a glacial deposit?

fjord

erratic

outwash

till

1 points   

QUESTION 11

What two chemical constituents important for soils form by the weathering and erosion of a granitic rock?

Insoluble iron oxides and soluble magnesium bicarbonates

Potassium and insoluble clay minerals

Soluble sodium and potassium bicarbonates

Silica and soluble calcium bicarbonate

1 points   

QUESTION 12

For each item below, match the location with its description.

North American Cordillera

Alps

Andes

Appalachian Mountains

Himalayas

site of recent continental collision and site of future continental collision if the Mediterranean closes

very young oceanic crust subducting under continental crust

site of current continental collision

site of ancient continental collision

oceanic crust subducting under continental crust

1 points   

QUESTION 13

Which of the following minerals present in granite is not affected by weathering?

feldspar

quartz

biotite

magnetite

1 points   

QUESTION 14

The Coast Ranges are the result of _____

Continental volcanism

Passive margin sedimentation

Material scraped off a downgoing oceanic plate

A collision zone between two continental tectonic plates

1 points   

QUESTION 15

If accumulation exceeds ablation, then __________.

the glacial ice will flow downhill and the glacial front will move downhill

the glacial ice will flow downhill, but the glacial front will move uphill

the glacial ice will flow uphill, but the glacial front will move downhill

the glacial ice will flow uphill and the glacial front will move uphill

1 points   

QUESTION 16

The formation of a good soil takes __________.

a few years

a few hundreds of years

a few thousands of years

a few hundreds of thousands of years

1 points   

QUESTION 17

Glacial till is composed of __________ sized particles.

clay- to boulder-

mostly boulder-

mostly clay-

mostly land-

1 points   

QUESTION 18

__________ sediments are found at the bottom of lakes.

Gravel

Breccia

Delta

Lacustrine

1 points   

QUESTION 19

A __________-shaped valley (in cross section) is characteristic of a glacial erosion.

I

V

U

L

1 points   

QUESTION 20

According to health experts and data published in 2004, more people die of __________ than __________ in the Central Valley.

homicide. diesel pollution

diesel pollution, homicide

homicide, methamphetamine overdose

homicide, hunger

1 points   

QUESTION 21

The accumulation of rocks at the base of a cliff is called __________.

a dune

a talus

soil creep

an alluvial fan

1 points   

QUESTION 22

What determines the characteristics of a soil?

climate

bedrock and surrounding rocks

vegetation

length of time the soil has had to develop

all of the above

a and c

b and d

1 points   

QUESTION 23

_____ and _____ are both deposited by meltwater streams

Recessional kettles and erratics

Outwash material and valley trains (a narrow mass of outwash confined in a valley)

Valley moraines and valley trains (a narrow mass of outwash confined in a valley)

Terminal moraines and cirques

1 points   

QUESTION 24

In terms of agriculture revenues, Fresno County ranks __________ nationwide.

first

third

seventeeth

twenty-fifth

1 points   

QUESTION 25

Match the division of subduction zones with the appropriate description and example.

Forearc basin

Volcanic arc

Deep-ocean trench

Backarc basin

Where a subducting slab of oceanic lithosphere bends and descends into the asthenosphere: Mariana trench

Overriding plate landward of a volcanic island arc that thins and eventually break open as a spreading center: Mariana and Tongo Islands

Between a trench and the continental volcanic arc: Along the Andes and the Central Valley

Volcanoes that grow on the overlying plate, whether it be oceanic or continental: Cascade volcanoes or northwestern North America

1 points   

QUESTION 26

The Treaty of Guadalupe Hidalgo of 1848 __________.

extended constitutional protections to Native American tribes in the lands of the cession

transferred about a third of Mexico's territory to the United States

forced Mexico to pay a $15 million war indemnity to the United States

required Mexico to pay millions of dollars in debt claims to the United States

1 points   

QUESTION 27

The Sierra Nevada range is an example of _____

An uplifted granitic block bounded by Quaternary reverse faults

Uplift of a continental crust overthickened in early Paleozoic time

A granitic block uplifted by late Tertiary to Quaternary normal faulting

Folding, compression, and thickening of Paleozoic deposits in the Jurassic time

1 points   

QUESTION 28

Igneous rocks _____

Are formed through the freezing of molten material

Can be produced at the surface of the Earth as well as deep below the surface

Are the most common type of rocks within Earth

All of the above

1 points   

QUESTION 29

Many minerals useful to our industrial civilization can be found associated with __________.

black smokers

seamounts

coral reefs

volcanic islands

trenches

1 points   

QUESTION 30

In California, deposits of serpentine can be associated with __________.

gold

chromite

abestos

iron

feldspar

quartz

calcite

pyroxene

Explanation / Answer

8) the correct answer is feldspar because it contain silica which are helpful in making of clays.

2) Called the Zone of accumulation.

3) the correct answer is humus. It is mixture of sand silt clay and broked organic matter.

4) the population is expected to increase at a rate of 75% so it may be 10 million.