Question 1
Question
What is permafrost?
Answer
-
Permanently frosty water surface
-
ground frozen for 2 or more years
-
a seasonal event: whenever the temperature drops below 0C
-
a stabilizing refrigeration technique for oil exploration at high latitudes
Question 2
Question
What causes glaciers to flow?
Answer
-
magnetism
-
centripetal force
-
tectonic force
-
gravity
-
geothermal heat
Question 3
Question
90% of Earthquake's epicenters located at
Question 4
Question
Which of the following is NOT true of P-waves?
Answer
-
Result from compression of material in direction of travel
-
Travel the fastest, first wave to be recorded on a seismograph
-
Similar to sound waves
-
Travel through solids only
Question 5
Question
Which of the following is NOT a line of evidence for the theory of plate tectonics?
Answer
-
fossil/assemblages across oceans
-
seismic waves
-
continental fit
-
glacial striation at low latitudes (today)
-
paleographic reconstructions
Question 6
Question
Deep earthquakes form at which type of boundary
Answer
-
convergent
-
divergent
-
transform
-
none of the above
Question 7
Question
Metamorphic rocks can result due to what processes?
Answer
-
exposure to high temperature
-
exposure to water
-
exposure to high pressure
-
exposure to chemically active fluids
Question 8
Question
Fracture zones occur as a result of which type of boundary
Answer
-
tectonic
-
divergent
-
transform
-
none of these
Question 9
Question
The photosynthetic rate and atmospheric temperature feedback is:
Question 10
Question
Rank the size of terrestrial carbon cycle reservoir:
1st [blank_start]-[blank_end]
2nd [blank_start]-[blank_end]
3rd [blank_start]-[blank_end]
4th [blank_start]-[blank_end]
Answer
-
Sedimentary Rocks
-
Soil and Sediments
-
Plants
-
Consumers
-
Metamorphic Rocks
-
Passive Margins
Question 11
Question
Weathering of sedimentary rocks formed from organic matter
Question 12
Question
Match with the appropriate depth:
Crust [blank_start]-[blank_end]
Asthenosphere [blank_start]-[blank_end]
Mantle [blank_start]-[blank_end]
Outer Core [blank_start]-[blank_end]
Inner Core [blank_start]-[blank_end]
Answer
-
5-100km
-
100-200km
-
200-3,000 km
-
3,000–5,000 km
-
5,000–6,000 km
-
7,000-10,000 km
-
1,000-5,000 km
-
50-5,000km
-
4,000-10,00km
-
200-700km
Question 13
Question
Complete the table
Answer
-
basalt
-
Granite
-
Metamorphic Rock
-
Sedimentary Rock
-
Carbon
-
Lead
-
2.9g/cm3
-
4.0g/cm3
-
5.7g/cm3
-
2.7g/cm3
-
10.4g/cm3
-
1.5g/cm3
-
7-10km
-
25-70km
-
<200 million years
-
>4 billion years
Question 14
Question
The accumulation of particles into a massive object by gravitationally attracting more matter is the definition of which astronomical process?
Answer
-
aggregation
-
accretion
-
condensation
-
none of the above
Question 15
Question
During the formation of the moon, the iron core of the impactor was incorporated into the Earth's core
Question 16
Question
The group of elements and chemical compounds with low boiling points that are associated with a planet's or moon's crust or atmosphere are:
Question 17
Question
Complete the table
Question 18
Question
The core is predominantly composed of
Answer
-
carbon
-
nickel
-
granite
-
hydrogen
-
iron
-
silver
Question 19
Question
The geomagnetic field is generated by
Question 20
Question
Magnetic stripes on the ocean floor are evidence of:
Answer
-
carbon cycling
-
magnetic field reversal
-
earthquakes
-
transforming plate boundaries
-
diverging plate boundaries
-
converging plate boundaries
-
carbon dating
-
Potassium & Argon dating
Question 21
Question
The crust closest to the divergent plate boundary will be [blank_start]newer,[blank_end] where the crust further away will be [blank_start]older[blank_end].
Answer
-
younger
-
older
-
younger
-
older
Question 22
Question
Which of the following are true due to paleomagnetism
Answer
-
Rocks at the equator will have a low angle
-
Rocks at the equator will form quicker
-
can determine the distance from the equator
-
steep angle at the poles
Question 23
Question
Ablation at the surface is a leading cause of mass loss in which ice sheet?
Question 24
Question
The photosynthetic rate and atmospheric carbon dioxide feedback is
Question 25
Question
The carbon 13 and carbon 12 isotopic ratio is used to
Answer
-
determine the sulfur content of fossils
-
estimate atmospheric oxygen levels in the past
-
estimate rate of carbon burial in the past
-
determine the age of bones in your body
Question 26
Question
Which statement is TRUE about the origin of life on Earth
Answer
-
life could not have been delivered from outside of the Earth as there is no evidence for organic compounds from space
-
the origin of life could not have occurred at 100 degrees C as it is too hot for any kind of life to survive.
-
Theory and experiments demonstrate that organic compounds can be created from inorganic compounds via a chemical reaction.
-
the earliest life on the earth was probably some small plants
Question 27
Question
Which of the following are types of geologic evidence used to study the rise of atmospheric O2
Answer
-
paleosols
-
detritral pyrite
-
banded iron formations
-
detrital uranium
-
all of the above
Question 28
Question
Complete the residence time formula
[blank_start]Reservoir size[blank_end]
__________________
[blank_start]output (or input)[blank_end]
Answer
-
Reservoir size
-
output (or input)
Question 29
Question
Complete the equation for ocean acidification:
[blank_start]CO2[blank_end] + [blank_start]H20[blank_end] ↔ [blank_start]H2CO3[blank_end] ↔ [blank_start]HCO3[blank_end] + [blank_start]H+[blank_end] ↔[blank_start]CO3[blank_end] + [blank_start]2H+[blank_end]
Answer
-
CO2
-
H20
-
H2CO3
-
HCO3
-
H+
-
CO3
-
2H+
Question 30
Question
Which of the following are used to calculate carbon flux?
Answer
-
Respiration
-
photosynthesis
-
burial
-
radioactive isotopes
-
magnetic strips
-
decay
-
weathering
-
oxygen minimum zone
-
Coriolis effect
Question 31
Question
Which was the first oxygenic photosynthetic organism was the
Answer
-
eukaryote
-
cyanobacteria
-
hematite
-
methanogens
-
single-celled fungi
Question 32
Question
Label the rock cycle
Answer
-
Igneous Rocks
-
Sediments
-
Sedimentary Rocks
-
Metamorphic Rocks
Question 33
Question
Complete the equation for silicate weathering
[blank_start]CaSiO3[blank_end] + [blank_start]2H20[blank_end] + [blank_start]2CO2[blank_end] ↔ [blank_start]Ca[blank_end] + [blank_start]2HCO3[blank_end] + [blank_start]SiO2[blank_end] + [blank_start]H20[blank_end]
Answer
-
CaSiO3
-
2H20
-
2CO2
-
Ca
-
2HCO3
-
SiO2
-
H20
Question 34
Question
Carbonate precipitation
[blank_start]Ca[blank_end] + [blank_start]2HCO3[blank_end] ↔ [blank_start]CaCO3[blank_end] + [blank_start]H2O[blank_end] + [blank_start]CO2[blank_end]
Question 35
Question
Complete the buffer reaction:
[blank_start]CO2[blank_end] + [blank_start]CO3[blank_end] + [blank_start]H2O[blank_end] ↔ [blank_start]2HCO3[blank_end]
A buffer reaction will cause a [blank_start]not net change[blank_end] in pH in the ocean.
Answer
-
CO2
-
CO3
-
H2O
-
2HCO3
-
no net change
-
positive change
-
negative change