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45 terms

geo test 4

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Silicates
The largest and most important mineral family consists of the
Schist
The most commonly occurring type of metamorphic rocks are gneiss and
Petrology
is the detailed knowledge of characteristics of different kinds of rock.
moho
The ___ is the boundary between the crust and the mantle
Pyroclastic
The totality of materials ejected from a volcano, including liquid material, ashes, and dust is termed
faulting
Deformation of the Earth's crust is called
Plutonic
Volcanic activity that takes place deep under the crust is termed
flood basalts
Evidence of former surface volcanic activity is often found in the vast accumulations of lava called
Batholith
The most massive form of igneous intrusion is a
divergent between oceanic plates
The plate boundaries which are ________ are likely to make island arcs.
terrane
What is the term for a piece of crust which has been in a collision along a convergent crustal boundary and become accreted to another crustal plate?
divergent plate boudaries
Hot, plastic material of the asthenosphere is most conspicuous at
divergent constructive
Which two terms are usually used to refer to the SAME plate boundary
volcanism
Which of the following is NOT a form of tectonism?
igneous
Which of the following describes the vast majority of rock exposed on Earth's land surface?
peptides
Which of the following is NOT one of the principal categories of rock-forming minerals?
silicates
Which of the following represents the largest and most important group of rock-forming minerals? The bulk of the crust of the Earth is composed of these minerals.
diastrophism
is a internal proccess
carbonates
These rock-forming minerals are light-colored or colorless. They are common components of sedimentary rock and frequently combine with oxygen.
roche moutonees
Hills rounded and sheared off by glacial erosion are called
till
Unsorted debris from ice sheets, after deposition, is known as
nava
s granular snow which is beginning to coalesce into glacial ice
plucking
The most significant erosive work of glaciers is accomplished by
glacial flour
The main sediment type carried by streams in glacial regions is
erratic
A huge boulder resting on a completely different type of bedrock in glacial zones is a
basal slip
The movement of a glacier along its bottom, lubricated by meltwater, is known as
nava
s compressed snow which might change into glacial ice.
bergschrund
Which of the following is a feature of mountain glaciation?
till
By the nature of its deposition, which of the following has the largest spatial extent (covers the most area)?
exfoliation
A weathering type associated with curved and concentric sets of joints that break away in successive layers is called
denudation
The general term signifying the overall lowering of the rock material on the Earth's crust is ________.
talus
the rock debris which accumulates at the base of steep slopes by gravitational action is called ________.
creep
The slowest and least perceptible form of mass wasting is ________.
terracette
Creep associated with animals and resembling a faint network of trails is called ________.
granular disintegration
Frost wedging is associated with ________ in coarse-grained rocks.
igneous
Which sort of rocks are most susceptible to hydrolysis?
flow
Which of the following mass movements involves the greatest amount of water?
Mantle
An inner segment of the Earth which is rigid, dense, and solid and lies directly beneath the Moho is called the ________.
Marble
When subjected to metamorphism, limestone usually becomes ________.
Mantle
The thickest of Earth's interior layers is the ________.
petrology
________ is the detailed knowledge of characteristics of different kinds of rock.
rift valley
Which of the following is NOT a form of folding?
Diastrophism
________ is an "internal" process.
S
Which earthquake wave type travels the slowest?
Solution Cavities
Which openings in rocks are associated with calcareous rocks?