問題一覧
1
Layer of the earth
ASTENOSPHERE
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Solid outer part of
LITHOSPHERE
3
2 Crust
CONTINENTAL/ OCEAN CRUST
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East African rift
NORMAL FAULTS
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Himalayas mountains and rocky mountains
REVERSE FAULTS
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Sideways
STRIKE SLIP FAULTS
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CONTINENTAL- OCEANS
*SUBDUCTION ZONES * VOLCANIC ARC * TRENCHES
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Three types of folds
*MONOCLINEs *ANTICLINES *SYNCLINES
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Simple bend
MONOCLINES
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Arches
ANTICLINES
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Fold that bends downwards
SYNCLINES
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Geological process in which tectonic
SEAFLOOR SPREADING
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What type of boundary creates seafloor spreading?
DIVERGENT BOUNDARY
14
He explained
HARRY HESS
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Bounces sound waves
SONAR
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Attached to ships scientist
MAGNETOMETERS
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Shaped like pillows
MOTEN MATERIALS
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Make up the ocean
MAGNETIC STRIP
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Oldest rocks
DRILLING SAMPLE
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Consequences of plate motion
OCEAN BASIN
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5 major Ocean basin
*PACIFIC BASIN *ALANTIC BASIN *INDIAN BASIN *ARCTIC BASIN *SOUTHERN BASIN
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Partly shallow extension.
CONTINENTAL SHELF
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Trnsition zone
CONTINENTAL SLOPE
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An basaltic and ocean rocks are found here
CONTINENTAL RISE
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50%
ABYSSAL PLAIN
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Part of the ocean basin
ISLAND
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Undersea mountain
SEMOUNT
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Deepest part
TRENCH
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SEAFLOOR mountain
MID OCEAN RIDGE
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Wilson cycle
EVOLUTION OF THE OCEAN BASIN
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Complex system of Ubers rift valleys on continent
JUVENILE
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Narrow seas with matching coast
MATURE
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Ocean basin with continental margins
DECLINING
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Island arc and trenches around basin edge
TERMINAL
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Narrow irregular seas with young mountains
SUTURING