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 116
... Normal faults are characteristic of this stage . The crust breaks into fault - bounded blocks . If an upthrown block is large enough , it becomes a fault - block mountain range . The normal faulting implies horizontal tensional force ...
... Normal faults are characteristic of this stage . The crust breaks into fault - bounded blocks . If an upthrown block is large enough , it becomes a fault - block mountain range . The normal faulting implies horizontal tensional force ...
Page 139
... fault UD Figure 6.26 Normal fault near Kingman , Arizona . Photo by Frank M. Hanna . C Figure 6.27 ( A ) A reverse fault . The fault is unaffected by erosion . Arrows indicate compressive stress . ( B ) Diagram shows area after erosion ...
... fault UD Figure 6.26 Normal fault near Kingman , Arizona . Photo by Frank M. Hanna . C Figure 6.27 ( A ) A reverse fault . The fault is unaffected by erosion . Arrows indicate compressive stress . ( B ) Diagram shows area after erosion ...
Page 148
... faults . A joint indi- cates that movement has not occurred on either side of the frac- ture ; displaced rock along a fracture indicates a fault . Dip - slip faults are either normal or reverse , depending on the motion of the hanging ...
... faults . A joint indi- cates that movement has not occurred on either side of the frac- ture ; displaced rock along a fracture indicates a fault . Dip - slip faults are either normal or reverse , depending on the motion of the hanging ...
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