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 27
... Layer A Layer B 2 Seismic refraction can be used to detect boundaries between rock layers . See text for explanation . Figure 2.4 A B Curved paths of seismic waves caused by uniform rock with increasing seismic velocity with depth . ( A ) ...
... Layer A Layer B 2 Seismic refraction can be used to detect boundaries between rock layers . See text for explanation . Figure 2.4 A B Curved paths of seismic waves caused by uniform rock with increasing seismic velocity with depth . ( A ) ...
Page 129
... LAYERS OF ROCK Layered rocks generally are easier to interpret than nonlayered rocks . Therefore , our descriptions are mainly of deformed sedi- mentary or volcanic layered rocks . To determine what type of structure is present in an ...
... LAYERS OF ROCK Layered rocks generally are easier to interpret than nonlayered rocks . Therefore , our descriptions are mainly of deformed sedi- mentary or volcanic layered rocks . To determine what type of structure is present in an ...
Page 322
... layer of sediment buries previous layers , a stack of horizontal layers will develop with the oldest layer on the bottom and the lay- ers becoming younger upward . Sedimentary rocks formed from such sediments preserve the horizontal ...
... layer of sediment buries previous layers , a stack of horizontal layers will develop with the oldest layer on the bottom and the lay- ers becoming younger upward . Sedimentary rocks formed from such sediments preserve the horizontal ...
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