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. |
From inside the book
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Page 39
... lava flow , the atoms within the crystals respond to the earth's magnetic field and form magnetic alignments that " point " toward the north magnetic pole . As the rocks solidify , this magnetic record is permanently trapped in the rock ...
... lava flow , the atoms within the crystals respond to the earth's magnetic field and form magnetic alignments that " point " toward the north magnetic pole . As the rocks solidify , this magnetic record is permanently trapped in the rock ...
Page 228
... lava flows out of fis- sures in the ground as lava flows . Pyroclastic debris and rock formed by solidification of lava are collectively regarded as extrusive rock , surface rock resulting from volcanic activity . The most obvious ...
... lava flows out of fis- sures in the ground as lava flows . Pyroclastic debris and rock formed by solidification of lava are collectively regarded as extrusive rock , surface rock resulting from volcanic activity . The most obvious ...
Page 243
... lava flows erupted from a new fissure on the edge of the town . The ashfall quickly buried nearby parts of the town ... lava that began moving slowly away from the main flow and toward the harbor , engulfing twelve houses in one day ...
... lava flows erupted from a new fissure on the edge of the town . The ashfall quickly buried nearby parts of the town ... lava that began moving slowly away from the main flow and toward the harbor , engulfing twelve houses in one day ...
Contents
Chapter | 6 |
Box 8 | 8 |
Delivering Alaskan OilThe Environment vs the Economy | 10 |
Copyright | |
73 other sections not shown
Common terms and phrases
active America anomalies atoms basalt becomes beds beneath block boundary break building California called caused chapter chemical composition continental continental crust continents cooling core crystal currents deep deposited depth described determine direction earth's magnetic field earth's surface earthquakes erosion eruptions evidence example explain fault field figure flow folds forces geologic geologists granite gravity heat horizontal igneous increase indicate island kilometers land lava layers less lines lithosphere lower magma magnetic mantle margin mass material melting metamorphic meters mid-oceanic ridge million minerals motion mountain belt move movement normal North occur oceanic crust original Photo plains plate tectonics poles position present pressure processes quake quartz range regions relatively ridge rise sea floor sediment sedimentary rock seismic seismic refraction shown slope soil South stress structure subduction surface temperature theory thick Trench United usually volcanoes waves weathering zone