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U3 Earth Processes Part 1 (Geology) Flashcards | StudBud
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U3 Earth Processes Part 1 (Geology)
U3 Earth Processes Part 1 (Geology)
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Review the basics of plate movement
Flashcards
19 cards
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Practice quiz
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Questions
19
Answers
1
What type of plate boundary is the San Andreas Fault part of?
convergent
transform
subduction
divergent
2
What makes the oceanic crust more dense?
answers 1 and 2
none of these reasons
the compact basaltic rock
the weight and volume of the oceans
3
What is the idea that continents move slowly across Earth's surface?
Sea-floor Spreading
Continental Drift
Pangaea
Wegener-Hess Theory
4
What layer contains the densest material?
mantle
crust
outer core
inner core
5
What is the driving force of convection currents
heat in the crust
heat from the inner core
coolness of the continents
heat from the sun
6
What layers can be found in the crust and mantle?
outer core
asthenosphere
lithosphere
oceanic
7
What was developed during WWII to find German U-boats?
radar
sonar
depth finder
magnetometer
8
__ is composed of oceanic or continental crust and upper mantle.
Asthenosphere
Molten Rock
Lithosphere
Mantle
9
Alignment of Fe in rocks when formed proved Earth's ___ has reversed many times
crust
sea-floor spreading
polarity
convection currrents
10
What evidence in rocks supports the theory of sea-floor spreading?
magnetic reversals
plate movement
mountain building
divergence
11
What layer contains the lithosphere and asthenosphere?
crust
lower mantle
core
upper mantle
12
What is the plastic-like layer below the lithosphere?
asthenosphere
mantle
lithosphere
crust
13
Evidence of Continental Drift include all but...
fossil evidence
similar rock structures
puzzle fit
tropical climates
14
The theory of sea-floor spreading supports plate movement because of
direct measurements of plate movement
samples of older rock found far from the mid-ocean ridge
samples of plant life at the mid-ocean ridge
high-resolution photographs of Earth
15
The large, ancient landmass that consisted of all the continents on Earth:
Pangaea
Terra-firma
Pacific Plate
Laurasia
16
What Earth layer is subdivided into continental and oceanic?
mantle
core
crust
17
___ explains locations of mountains, trenches, and volcanoes.
Plate Boundaries
Pangaea
Earthquakes
Plate Tectonics
18
Which type of plate boundary is the Mid-Atlantic Ridge a part of?
divergent
convergent
subduction
transform
19
What is the theory proposed by Harry Hess that includes the processes along mid-ocean ridges?
Terra-firma
Sea-floor Spreading
Wegener-Hess Theory
Plate Boundaries