Physical Geology: Earth RevealedCoverage of plate tectonics is moved to the beginning of the book. The text is also used as the official Annenberg CPB distributed telecourse for physical geology.The beautiful new art program and interactive writing style will grab students' attention and further their interest in the subject. |
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Page 55
... oceanic trenches . Trenches next to continents mark active continental margins . Sea level Figure 3.14 Andesite volcanoes Trench Upper part of a Benioff zone of earthquakes Active continental margin with an oceanic trench , a Benioff ...
... oceanic trenches . Trenches next to continents mark active continental margins . Sea level Figure 3.14 Andesite volcanoes Trench Upper part of a Benioff zone of earthquakes Active continental margin with an oceanic trench , a Benioff ...
Page 65
... oceanic Layer 3 , and the peridotite may represent mantle rock below oceanic crust . The contact between the peridotite and the overlying gabbro would be the Mohorovičić discontinuity . Recent work has shown that many , if not most ...
... oceanic Layer 3 , and the peridotite may represent mantle rock below oceanic crust . The contact between the peridotite and the overlying gabbro would be the Mohorovičić discontinuity . Recent work has shown that many , if not most ...
Page 86
... Oceanic plates . ( B ) Continental plates . CONVERGING PLATE BOUNDARIES At converging plate boundaries two plates move toward each other ( often ... Oceanic crust Oceanic trench arc Lithosphere. 86 Chapter 4 Converging Plate Boundaries.
... Oceanic plates . ( B ) Continental plates . CONVERGING PLATE BOUNDARIES At converging plate boundaries two plates move toward each other ( often ... Oceanic crust Oceanic trench arc Lithosphere. 86 Chapter 4 Converging Plate Boundaries.
Contents
Chapter | 6 |
Box 8 | 8 |
Delivering Alaskan OilThe Environment vs the Economy | 10 |
Copyright | |
74 other sections not shown
Common terms and phrases
abyssal plains andesite asthenosphere atoms basalt basin beds beneath Benioff zone California Canyon caused chapter chemical weathering composition continental crust continental rise continental slope continents convection converging boundary cooling core craton crystal deep deposited depth dikes diverging boundary drilling earth's crust earth's surface earthquakes erosion eruptions feldspar folds fossils fracture zones gabbro geologists granite gravity heat flow horizontal hot mantle igneous rock isostatic kilometers lava flows lithosphere mafic magma magnetic anomalies mantle rock melting metamorphic rocks meteorites meters mid-oceanic ridge million mountain belt mountain ranges move normal faults occur oceanic crust oceanic trenches Photo plate boundaries plate motion plate tectonics plutonic pressure quake quartz reef regions ridge crest rift valley San Andreas fault sandstone sea floor sea level sediment sedimentary rock seismic waves shale shown in figure silicate soil solidified stress structure subducting plate temperature terrane thick turbidity currents U.S. Geological Survey uplift volcanoes