Question 1

The particles in breccia are primarily silt sized.

Accepted Answer

A) True 
 B)False

Question 2

Obsidian exhibits a ________ texture.

Accepted Answer

A)  fine-grained
B)  glassy
C)  coarse-grained
D)  porphyriticE) B) and D)
F) A) and D)

Question 3

The most common sedimentary rock is ________.

Accepted Answer

A)  sandstone
B)  shale
C)  conglomerate
D)  brecciaE) B) and D)
F) B) and C)

Question 4

Sedimentary rocks make up approximately 60 percent of the rocks in the Earth's crust.

Accepted Answer

A) True 
 B)False

Question 5

If magma or lava cools quickly,the resulting igneous rock will have ________.

Accepted Answer

A)  more silicate minerals
B)  more variations in mineral types
C)  very small crystals
D)  very large crystalsE) B) and C)
F) C) and D)

Question 6

Coal beds originate in ________.

Accepted Answer

A)  shallow lakes in a dry,desert region
B)  channels of fast-moving streams
C)  deep,marine basins below wave action
D)  freshwater coastal swamps and bogsE) C) and D)
F) B) and C)

Question 7

Bowen's reaction series predicts the sizes of the different mineral grains that grow from crystallizing magmas.

Accepted Answer

A) True 
 B)False

Question 8

Which one of the following is not related to chemical weathering?

Accepted Answer

A)  decomposition
B)  frost wedging
C)  hydrolysis
D)  oxidationE) A) and D)
F) A) and B)

Question 9

Rhyolite is the fine-grained equivalent of this igneous rock.

Accepted Answer

A)  basalt
B)  andesite
C)  granite
D)  dioriteE) A) and B)
F) None of the above

Question 10

Sedimentary rocks are an important source of information about the Earth's history.

Accepted Answer

A) True 
 B)False

Question 11

Slate is ________ than shale.

Accepted Answer

A)  more planar
B)  darker
C)  denser
D)  lighterE) B) and C)
F) A) and D)

Question 12

Silts and clays are commonly deposited in lakes,lagoons,swamps and marine environments because ________.

Accepted Answer

A)  those settings are more acidic
B)  those settings are more basic
C)  those settings have relatively still water
D)  those settings have highly varied activities and multiple inlets for waterE) B) and D)
F) A) and B)

Question 13

What type of stress (pressure)is illustrated in the diagram below?

Accepted Answer

The answer of What type of stress (pressure)is illustrated in...

Question 14

Granite and gabbro ________.

Accepted Answer

A)  have a similar mineral composition
B)  have a similar texture
C)  are similar in both texture and mineral composition
D)  are not similar in either texture or mineral compositionE) B) and C)
F) C) and D)

Question 15

Every metamorphic rock has a parent rock from which it formed.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following is an economically important sedimentary rock?

Accepted Answer

A)  marble
B)  coal
C)  pumice
D)  calciteE) None of the above
F) A) and B)

Question 17

Rock salt and rock gypsum are common examples of a group of chemical sedimentary rocks called ________.

Accepted Answer

The answer of Rock salt and rock gypsum are common...

Question 18

Breccia,a rock with angular particles,is likely to have traveled ________.

Accepted Answer

A)  in a mountain stream
B)  only a short distance
C)  a long distance
D)  in a glacierE) None of the above
F) All of the above

Question 19

Magma differentiation tends to produce deposits of ________ near the base of intrusions.

Accepted Answer

A)  gold
B)  silver
C)  chromite
D)  copperE) A) and C)
F) A) and B)

Question 20

Which of the following is not a product of the chemical weathering of potassium feldspar?

Accepted Answer

A)  silica
B)  potassium ions
C)  iron oxide
D)  clayE) A) and C)
F) A) and B)

Exam 3: Rocks: Materials of the Solid Earth

Magma differentiation tends to produce deposits of ________ near the base of intrusions.

Correct AnswerverifiedShow Answer

Which of the following is an economically important sedimentary rock?

Correct AnswerverifiedShow Answer

The particles in breccia are primarily silt sized.

Correct AnswerverifiedShow Answer

What type of stress (pressure)is illustrated in the diagram below?

Correct AnswerverifiedShow Answer

The most common sedimentary rock is ________.

Correct AnswerverifiedShow Answer

Which of the following is not a product of the chemical weathering of potassium feldspar?

Correct AnswerverifiedShow Answer

Silts and clays are commonly deposited in lakes,lagoons,swamps and marine environments because ________.

Correct AnswerverifiedShow Answer

Which one of the following is not related to chemical weathering?

Correct AnswerverifiedShow Answer

Granite and gabbro ________.

Correct AnswerverifiedShow Answer

If magma or lava cools quickly,the resulting igneous rock will have ________.

Correct AnswerverifiedShow Answer

Breccia,a rock with angular particles,is likely to have traveled ________.

Correct AnswerverifiedShow Answer

Sedimentary rocks are an important source of information about the Earth's history.

Correct AnswerverifiedShow Answer

Slate is ________ than shale.

Correct AnswerverifiedShow Answer

Every metamorphic rock has a parent rock from which it formed.

Correct AnswerverifiedShow Answer

Bowen's reaction series predicts the sizes of the different mineral grains that grow from crystallizing magmas.

Correct AnswerverifiedShow Answer

Rock salt and rock gypsum are common examples of a group of chemical sedimentary rocks called ________.

Correct AnswerverifiedShow Answer

Coal beds originate in ________.

Correct AnswerverifiedShow Answer

Sedimentary rocks make up approximately 60 percent of the rocks in the Earth's crust.

Correct AnswerverifiedShow Answer

Obsidian exhibits a ________ texture.

Correct AnswerverifiedShow Answer

Rhyolite is the fine-grained equivalent of this igneous rock.

Correct AnswerverifiedShow Answer

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