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 54
... less than 1 : 1,000 ( less than one meter of ver- tical drop for every 1,000 meters of horizontal distance ) and some have slopes of only 1 : 10,000 . Most abyssal plains are 5 kilometers deep . Not all parts of the deep - ocean basin ...
... less than 1 : 1,000 ( less than one meter of ver- tical drop for every 1,000 meters of horizontal distance ) and some have slopes of only 1 : 10,000 . Most abyssal plains are 5 kilometers deep . Not all parts of the deep - ocean basin ...
Page 116
... less along a suture zone where one would expect the crust to be thickest ? One recently proposed hypothesis is that this is the zone that is weakened and thinned somewhat by outward flow of rock during gravitational collapse and ...
... less along a suture zone where one would expect the crust to be thickest ? One recently proposed hypothesis is that this is the zone that is weakened and thinned somewhat by outward flow of rock during gravitational collapse and ...
Page 292
... Less than 1 cm / year 1 mm / day to 10 km / hr 1 to 5 km / hr Flow Creep ( Debris ) Earthflow Mudflow Slip Fall → Fastest Velocities generally greater than 4 km / hour ( Water- saturated debris ) Debris avalanche ( Debris ) Rock ...
... Less than 1 cm / year 1 mm / day to 10 km / hr 1 to 5 km / hr Flow Creep ( Debris ) Earthflow Mudflow Slip Fall → Fastest Velocities generally greater than 4 km / hour ( Water- saturated debris ) Debris avalanche ( Debris ) Rock ...
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