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
... Figure 2.2 shows how waves bend as they travel downward into higher velocity layers . But why do waves return to the sur- face , as shown in figure 2.3 ? The answer is that advancing waves give off energy in all directions . Much of ...
... Figure 2.2 shows how waves bend as they travel downward into higher velocity layers . But why do waves return to the sur- face , as shown in figure 2.3 ? The answer is that advancing waves give off energy in all directions . Much of ...
Page 171
... shown by the arrows . B If an earthquake occurs on a fault as shown in figure 7.27A , large areas around the fault will receive a push as first motion , while different areas will receive a pull . Any station within the shaded area ...
... shown by the arrows . B If an earthquake occurs on a fault as shown in figure 7.27A , large areas around the fault will receive a push as first motion , while different areas will receive a pull . Any station within the shaded area ...
Page 218
... shown in figure 9.17 ) . Therefore , unit cells must be six - sided polyhedrons ( such as cubes or rhombohedrons ) . The faces of a unit cell may be square , rectangular , or rhomboidal ( see box figure 1 ) . These restric- tions result ...
... shown in figure 9.17 ) . Therefore , unit cells must be six - sided polyhedrons ( such as cubes or rhombohedrons ) . The faces of a unit cell may be square , rectangular , or rhomboidal ( see box figure 1 ) . These restric- tions result ...
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