WorksheetsGEO-Science Final Exam
Total questions: 100
Worksheet time: 50mins
How old is the earth?
approximately 6000 years
4.6 billion years
probably like a million years
5 billion years
What percentage of the Earth's surface is covered with water?
70%
50%
30%
90%
Which of the following did Alfred Wegener not cite as evidence of Continental Drift?
Lots of earthquakes around the Ring of Fire
Shape of Continents
Evidence from the Paleoclimate
The fossil record
Wegener proposed the theory of Continental Drift, which stated:
Over time, the continents don't move due to the dinosaurs
Over time, the continents move relative to each other.
Over time, the continents change shape but don't actually move at all.
Drifting continents are a possibility, but only on the moon.
The theory of plate tectonics states all of the following EXCEPT:
The earth's surface is composed of rigid plates, which are pieces of the Lithosphere
The Lithospheric plates "float" on the Mesosphere
The Lithospheric plates move relative to each other.
There are three main types of plate boundaries
There are two types of crust, including:
oceanic and lithospheric
Lithospheric and asthenospheric
Continental and oceanic
asthenospheric and continental
The formation of a mid ocean ridge?
divergent
convergent
transform
Formation of inland lakes or seas?
divergent
convergent
transform
The deepest ocean trenches are formed at:
Divergent
convergent
transform
The Himalayas, including Mt. Everest?
Divergent
Convergent
Transform
The San Andreas Fault?
Divergent
Convergent
transfrom
Volcanic islands
divergent
convergent
transform
The place where slippage first occurs is called the earthquake's....
focus
epicenter
magnitude
intensity
To determine how far away from a seismograph station an earthquake occurred, scientists plot the difference in arrival times between...
P and S waves
S and L waves
P and L waves
seismic waves and tsunamis
What is the minimum number of seismograph stations a scientist must have data from in order to locate the epicenter of an earthquake?
1
2
3
4
Which type of seismic wave causes rock particles to move together and apart in the same direction as the wave is moving?
L wave
S wave
P wave
surface wave
Which type of seismic wave travels the fastest?
L wave
S wave
P wave
surface wave
The Pacific Ring of Fire is an earthquake zone that forms a ring around
the atlantic ocean
south America
the Pacific ocean
North America
The San Andreas Fault Zone has formed where the edge of the Pacific plate is slipping....
under the North American plate
over the North American plate
South along the North American plate
North along the North American plate
Most earthquakes occur along or near the edges of the
north American Plate
earth's oceans and lakes
Eurasian plate
Earth's lithospheric plates
The force that can change the size and shape of rocks is called
stress
magnitude
elasticity
friction
Which of the following best describes aftershocks?
a series of small tremors occurring after a major earthquake
seismic waves that cannot travel through liquids
areas along a fault where slippage and fracturing first occur
giant ocean waves that originate at a fault zone
Before a volcanic eruption, seismic activity seems to
increase in frequency and decrease in intensity
decrease in both frequency and intensity
decrease in frequency and increase in intensity
increase in both frequency and intensity
What is formed when a magma chamber empties and collapses?
a crater
a fissure
a caldera
a vent
What is the name of the volcano which erupted in 1980 and caused widespread damage in the Washington and Oregon region?
Mt. Vesuvius
Mt. St. Helens
Mt. Rushmore
Mt. McKinley
Which of the following formations would most likely result from a single violent volcanic eruption:
shield volcano
vent
cinder cone
caldera
The broad volcanic feature formed by quiet eruptions on thin lava flows is called a
shield zone
cinder cone
rift
strato-volcano
Most magma forms in
continental crust
the lithosphere
the asthenosphere
ocean crust
Volcanoes often are found in areas on Earth where
mountains are found
rivers are found
plates fit together perfectly
plates collide
high levels of silica causes magma to become
less dense
thicker
thinner
more fluid
What is the difference between lava and magma
After magma reaches the surface its called lava
they originate from different places
they are made of different types of rock
they are different colors
Shield volcanoes are the result of
granitiic lava flows
basaltic lava flows
basaltic and andestic lava flows
andesitic lava flows
Lichens and mosses produce weathering agents called
exfoliation
organic activities
organic acids
sulfuric acids
Sedimentary rocks that weather most quickly contain
that clay
calcite
quartz
crystal
Plant and animal activities cause what kind of weathering
chemical
mechanical
chemical and mechanical
none
Parent rock rich in fieldspar or aluminum rich minerals creates soil with a lot of
silt
clay
sand
iron
Residual soil generally consists of all of the following layers EXCEPT
partially weathered bedrock
subsoil
topsoil
lava
Arctic and desert climates generally form soil that is thin contains mostly
humus
regolith
pedocal
laterites
Which of the following is NOT an agent of erosion?
wind
glaciers
gravity
sun
Which of the following is a form of mechanical weathering?
oxidation
abrasion
hydrolysis
carbonation
Which of the following is NOT a process of chemical weathering?
carbonation
oxidation
acid precipitation
exfoliation
In what climates is the weathering rate slowest?
cold, wet climates
alternating hot and cold climates
hot dry climates
warm, humid climates
Particles of rock material in soil with diameters from .004 to .006mm are called
humus
clay
sand
silt
Which of the following is not a common agent of erosion?
water
wind
burrowing
gravity
Areas with low, rolling hills formed from mountains are
plateaus
mountains
plains
peneplains
Oxidation, hydrolysis, acid precipitation, and carbonation are examples of
mechanical weathering
abrasion
erosion
chemical weathering
Ice, plants, and animals gravity running water, and wind are common agents of;
mechanical weathering
carbonation
exfoliation
chemical weathering
When overlaying rocks are removed from granite that was formed deep beneath Earth's surface, pressure decreases, and the granite forms long curved cracks called
exfoliation
joints
gullies
valleys
A common type of mechanical weathering that occurs in cold climates and is strong enough to split even huge boulders
abrasion
crackling
exfoliation
ice wedging
The process by which softer, less weather resistant rocks wear away at a faster rate than harder, more weather resistant rocks do is called
weathering
chemical weathering
differential weathering
mechanical weathering
The movement of a large block of soil and rock downhill in one piece when it becomes unstable is called a
slump
rockfall
landslide
creep
The local water budget usually changes with
local consumption
desalination
the seasons
sedimentation
What are two ways that fresh water supplies can be maintained?
conservation and alternative methods of obtaining fresh water
conservation and condensation
conservation evapotranspiration
converstion and declassification
Which of the following factors affect the local water budget?
conservation, usage, drought
temperature, vegetation, rainfall
irrigation, industry, recreation
income, outflow, prediction
Which of the following is NOT one of the three types of rock?
igneous
magma
sedimentary
metamorphic
When magma cools what type of rock forms
igneous
metamorphic
lava
sedimentary
What processes occurs when sediment turns to rock
cooling
melting
compaction and cementation
weathering and erosion
What type of rock forms when sediment turns to rock
igneous
metamorphic
lava
sedimentary
If granite undergoes high temperatures and high pressures at depth within Earth, what type of rock will be formed? assume that the granite does not melt.
a sedimentary rock
a metamorphic rock
magma
an igneous rock
All of the energy that drives Earth's rock cycle comes from
God the creator of the Universe
Earth's interior and the sun
the breakdown of organic matter
the movement of water over Earth's surface
A rock that forms when magma hardens beneath Earth's surface is called an
intrusive metamorphic rock
intrusive igneous rock
extrusive sedimentary rock
extrusive igneous rock
A rock that forms from cooling lava is classified as an
intrusive igneous rock
extrusive igneous rock
extrusive metamorphic rock
intrusive volcanic rock
When large masses of magma solidify far below Earth's surface they form igneous rocks that have a
glassy texture
clastic texture
fine grained texture
coarse grained texture
The igneous rock texture that is characterized by two distinctly different crystal sizes is called
coarse grained texture
fine grained texture
glassy texture
porphyritic texture
Lava that cools so quickly that ions do not have time to arrange themselves into crystals will for igneous rocks with a
porphyritic texture
glassy texture
coarse grained texture
fine grained texture
A conglomerate is a rock that forms as a result of
intense heat and pressure
compaction and cementation
rapid cooling
slow cooling
Which of the following represents the correct order of the processes involved in sedimentary rock formation?
erosion, weathering, compaction cementation, deposition
compaction, cementation, deposition, weathering, erosion
deposition, cementation, compaction, erosion, weathering
weathering erosion, deposition, compaction, cementation
Which sedimentary rock most likely be deposited in a very high-energy stream?
shale
coal
siltstone
conglomerate
Which of the following is a use for fossils found in sedimentary rocks?
interpreting past environments
indicating when the rock formed
matching rocks of the same age found in different places
all of the above
What type of rock is composed of very fine crystaline quartz dark in color
chalk
sandstone
rock gypsum
flint
A clastic sedimentary rock with particles that are 1.5 mm in diameter would be classified as a
conglomerate
coquina
siltstone
sandstone
A course grained rock with angular fragments would be classified as
conglomerate
sandstone
breccia
crystaline limestone
Fossils are only found in
intrusive igneous rock
foliated metamorphic rocks
sedimentary rocks
nonfoliated metamorphic rocks
In which of the following settings would a metamorphic rock most likely form?
an ocean floor
a desert
8 km below Earth's surface
on the slopes of an active volcano
Most of the heat for contact metamorphism is supplied by
a nearby mass of magma
radioactive elements
frictional heating along a fault
deep burial within Earth
Which of the following changes may occur during metamorphism?
certain minerals may recrystalized
The rock becomes more compact
crystals may grow larger
all of the above
Which of the following is an example of a renewable resource?
cotton
copper
natural gas
coal
renewable resources
can be replenished over months, years, or decades
are all living resources
have finite supplies that will one day be used up
include iron, natural gas, and copper
Which of the following is an example of a nonrenewable resource?
cotton
trees
cattle
uranium
The advantages of solar energy include the fact that it is
nonrenewable
non polluting
expensive
absent at night
What is one of the drawbacks to the extensive use of solar energy?
it is nonrenewable
necessary equipment and installation are expensive
it is available only at night
it produces toxic pollution
The fuel for nuclear fission in nuclear reactors is
petroleum
carbon
hydrogen
uranium
Which of the following is a problem associated with the increased use of nuclear energy:
cost of building safe nuclear facilities
major hazards involved in nuclear waste disposal
concern over the possibility of a serious nuclear accident
all of the above
one problem with wind energy as a major source of electricity is
it is nonrenewable
it causes major air pollution
it does not work during the night
the expense of large tracts of land in populated areas
Hydroelectric power is produced by
falling water that turns a turbine
tides that pour through a dam barrier
hot water that comes from deep underground
electric current that flows across a dam
What is the source of geothermal energy?
sunlight heating surface waters
the splitting of atoms to release energy
natural underground reservoirs of steam and hot water
very hot minerals deep underground
How is tidal power harnessed?
by building a dam across a swiftly flowing river
by bombarding uranium, nuclei with neutrons
by building a dam across the mouth of a by or an estuary in a coastal area
by tapping into underground steam reservoirs
What amount of Earth's total water supply is usable fresh water?
25%
less than 1%
50%
75%
The process that occurs when physical forces break rock into smaller pieces without changing the rock's chemical composition is called
differential weathering
chemical weathering
mechanical weathering
erosiion
When water freezes its volume
decreases slightly
increases
stays the same
decreases greatly
Which of these factors affects the rate of weathering?
climate
chemical composition of the exposed rock
surface area of the exposed rock
all of the above
Which process is considered to be rainfall
precipitation
evaporation
runoff
infiltration
When waterfall seeps into the ground or soil this is called
precipitation
evaporation
runoff
infiltration
what is the main energy source for the water cycle?
running water
sun
earth's internal heat
gravity
The water cycle is the
distribution of drinking water of Earth
unending circulation of Earth's water supply
the recycling of water after industrial use
the evaporation of water from Earth's surface
Plants release water into the atmosphere through a process called
evaporation
transpiration
infilltration
precipitation
balance in the water cycle means that
the average annual precipitation over Earth equals the amount of water that evaporates
water that falls to Earth only enters oceans
the amount of water that falls to Earth weighs the same as the amount that condenses in clouds
water that evaporates from Earth's surface remains forever in the atmosphere
how does nuclear fission produce energy/
Moving water turns turbines to produce electricity
controlled nuclear chain reaction produces heat, driving steam turbines to produce energy
uncontrolled nuclear reaction produces heat driving steam turbines to produce energy
carbon atoms are bombarded by neutrons
Wind power generates
noise pollution
air pollution
water pollution
soil pollution
Fresh water is used for which of the following
drinking
growing food
cooking
all of the above
