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71 terms

UNIT 5--mdlp Earth and Space Science

MDLP on line class
STUDY
PLAY
Fine grained mafic rocks are usually

a. cataclastic X
b. ignoplastic X
c. dark colored
d. light colored X
dark colored
Clastics are formed through 3 steps, including sediment

lithification, melting, solidification X
metamorphism, erosion, thermal expansion X
creation, transportation, deposition
mass movement, eruption, deposition
creation, transportation, deposition
Eroded material generally does not "fall out" of which method of erosion

wind
ice
transpiration
water
ice
Large-scale metamorphism is likely

cataclastic
metarithic
regional
contact
regional
Burial of sediments causes temperature and pressures to

overflow
increase
remain the same
decrease
increase
To identify the chemistry of a fine-grained igneous rock, you may need to look at its

color
shape X
texture X
size
color
Particles kept in motion by the collisions of other rolling particles describes the

pressure gradient
suspended load X
bed load
displacement theory
bed load
The process by which overlying layers of sediment press down on the deposited material, forcing out water and reducing the volume of the mass is

hesitation
freon
compaction
cementation
compaction
Intrusive rocks are usually

coarse grained
fine grained
cataclastic X
ignoplastic X
coarse grained
Hydrothermal solutions are

heated lava
heated, mineral-rich waters
batholith contents
fissures
heated, mineral-rich waters
Agents of erosion include

wind, melting, and magma
glaciers, volcanoes, and metamorphism
wind, water, and ice
volcanoes, fault block mountains, and metamorphism
wind, water, ice
Rocks that formed from the cooling and hardening of molten material from the earth's crust or mantle are called

cataclastic
metamorphic X
sedimentary
igneous
igneous
Alternating quiet and violent eruptions best describe a

strato (composite) volcano
cinder cone volcano
shield volcano
meta volcano
strato (composite) volcano
Minerals deposited between sediment particles, acting as cement binding the particles together is

cementation
flowance
compaction
cryoturbation
cementation
An increasing grade of metamorphism is a result of

decreasing heat and decreasing pressure
increasing heat and increasing pressure
decreasing heat and increasing pressure
increasing heat and decreasing pressure
increasing heat and increasing pressure
Viscous molten rock material tends to make

violent eruptions
paleo layers
component layers
calm eruptions
violent eruptions
The general term for processes that turn rock sediment into consolidated sedimentary rock is

cementation
lithification
calcification
compaction X
lithification
Angular-shaped particles means that the sediment is

far from the source
close to the source
in midair
particle shape doesn't reveal the distance to the source
close to the source
Rapid cooling rocks are usually

ignoplastic
cataclastic X
coarse grained X
fine grained
fine grained
Rocks that form on the surface of the earth by the compaction and cementation of weathered rocks or precipitated minerals are

igneous
sedimentary
metamorphic
paleomorphic
sedimentary
Bedding may reveal

a change in the source material
all the choices are correct
a change in the energy (velocity) of the transporting agent
seasonal or global changes in climate
all the choices are correct
Any evidence of past life including original preserved material, casts, molds impressions, tracks, trails, and burrows are

flute marks
varves
components
fossils
fossils
Fine grained felsic rocks are usually

dark colored X
cataclastic X
light colored
ignoplasticX
light colored
The greatest potential for moving enormous sized chunks of martial is in what method of erosion?

ice
water X
transpiration
wind
Ice
The large mass of magma that feeds a volcano is the

maar X
stock X
caldera
batholith
batholith
An igneous rock exposed to great heat and pressure without melting may become

a laccolith
metamorphic
lava
magma
metamorphic
A large intrusion that runs parallel to rock layers is a

sill
dike X
stock
batholith
sill
Heat from nearby volcanism creates

contact metamorphism
regional metamorphism
cataclastic metamorphism
meta volcanism
contact metamorphism
The Rocky Mountains are forming as a result of

contact metamorphism
cataclastic metamorphism
meta volcanism
regional metamorphism
regional metamorphism
Pressure from all directions, such as when layers of sediment build up is

directed pressure X
confining pressure
meta volcanism X
paleo volcanism
confining pressure
Molten rock at the earth's surface is

lava
paleocomponent
plutonic
magma
lava
A temperature dependent sequence through which igneous rocks crystallize is

Moh's Hardness Scale
Bowen's Reaction Series
Kent Igneous Sequence X
Rhinoplatic Sequence
Bowen's Reaction Series
Another word for viscosity is

volcanic X
metamorphic X
temperature X
thickness
thickness
Particles all of one size are described as

cross bedded
lithographically sound
poorly sorted
well sorted
well sorted
Sandstone and shale are examples of what type of sedimentary rock?

component
paleo
clastic
non-clastic
clastic
Minerals deposited between sediment particles, acting as cement binding the particles together is

cryoturbation
cementation
compaction
flowance
cementation
Metamorphic rocks are classified as

stationary, hydrothermal, and derived
igneous, sedimentary and evaporite
shale, slate, and schist
foliated, nonfoliated, and metaconglomerate
foliated, nonfoliated, and metaconglomerate
Large crystals in a mass of fine-grained rock is

component
phaneritic
aphanitic
porphyritic
porphyritic
Extreme rapid cooling creates

glass
vesicles
porphyry
groundmass
glass
Intermediate magmas are most likely to form at

an oceanic rift
a hot spot
a subduction zone
a mid-oceanic ridge
a mid-oceanic ridge
Coarse-grained rock is

paleolithic X
phaneritic
aphanitic
porphyritic
phaneritic
Flows reaching one hundred miles across best describes a

strato (composite) volcano
meta volcano
cinder cone volcano
shield volcano
shield volcano
The alignment of platy minerals in metamorphism creates

striations
freon
foliation
lateral force
foliation
A collapsed volcano may form a

caldera
fissure
meta volcano
dome
caldera
Sedimentary rocks form by

melting and freezing
deposition and precipitation
contact intrusions
heating without melting
deposition and precipitation
Within the earth's crust, the presence of water

cause paleomagnetism
divides the melting point
increases the melting point
decreases the melting point
decreases the melting point
The gradual temperature increase as you go into the earth is called

Bowen's Reaction Series
country rock
eruptive sequence
geothermal gradient
geothermal gradient
The type of pyroclastic material that will likely travel farthest from the volcano is (are)

ash
cinders
a block
a bomb
ash
The copper industry of Arizona is most interested in

sedimentary areas
metamorphic areas
igneous areas
paleo volcanos
metamorphic areas
Uneven pressure, such as during mountain building processes, is

meta volcanism X
directed pressure
paleo volcanism X
confining pressure
directed pressure
Fine grained rock is

phaneritic
aphanitic
porphyritic
paleoritic
aphanitic
The general term for processes that turn rock sediment into consolidated sedimentary rock is

lithification
compaction X
calcification
cementation
lithification
A long crack in the crust through which lava may emerge is a

dome
caldera
fissure
maar
fissure
Poorly-sorted sediment means that the material is

sorting doesn't reveal the distance to the source X
far from the source
in midair
close to the source
close to the source
Any evidence of past life including original preserved material, casts, molds, impressions, tracks, trails, and burrows are

components
varves
fossils
flute marks
fossils
Marble is metamorphosed

shale
slate
limestone
quartz
limestone
The molten rock found in a subsurface environment is called

volcanic
lava
magma
paleomagnetic
magma
Fine fragments changing to coarser and larger sized fragments as one moves down the bed is

flute marks
graded bedding
ripple marks
varves
graded bedding
The creation of the Hawaiian Islands can be attributed to

a subduction zone X
a hot spot
a mid oceanic ridge X
an oceanic rift X
a hot spot
The most common rock type found on the earth's surface is

igneous
sedimentary
metamorphic
paleomorphic
sedimentary
Rocks that usually have visible crystals are

explosive
component
extrusive X
intrusive
intrusive
Vesicular basalt contains

paleo crystals
air pockets
large quartz crystals X
phenocrysts X
air pockets
Metamorphic rocks form in

areas ear volcanic activity
areas with hydrothermal solutions
areas of tectonic activity
all of the choices
All
Within the earth's crust, which is true?

pressure doesn't affect melting point
increased pressure decreases melting point
decreased pressure increases melting point
increased pressure increases melting point
increased pressure increases melting point
Most foliated rocks are a result of

contact metamorphism
cataclastic metamorphism X
regional metamorphism
meta volcanism
regional metamorphism
Which is the larger clastic?

gravel X
cobble
sand
silt
cobble
Limestone is an example of what type of sedimentary rock?

a. clastic X
b. non-clastic
c. component
d. paleo X
non-clastic
The gas content of an erupting cinder cone volcano is

a. lithic
b. medium
c. high
d. low
high
Flows reaching 100 miles across best describes a

a. meta volcano
b. shield volcano
c. strato (composite) volcano
d. cinder cone volcano X
shield volcano
Heat from a meteor impact or explosive volcanic eruption creates

a. contact metamorphism
b. regional metamorphism
c. cataclastic metamorphism
d. meta volcaism
cataclastic metamorphism
Within the earth's crust, the presence of gases

a. increases the melting point X
b. cause paleomagnetism X
c. decreases the melting point
d. divides the melting point
decreases the melting point