EARTH SCIENCES - Notable Research and Discoveries Part 2 potx

... lithosphere, and is hot enough to deform or  ow. An important component of this  ow is a slow up -and- Two plates separate and move apart to form part of the Mid-Atlantic Ridge. FOS _Earth Science_DC.indd ... reached a depth of 40 ,22 0 feet ( 12, 2 62 m)—7.6 miles ( 12. 26 km)! Drilling to such depths is an extremely demanding operation. As the depth increases, the pressure in...

Ngày tải lên: 09/08/2014, 11:20

... a major earthquake may have particular patterns at particular faults, and FOS _Earth Science_DC.indd 176 2/ 8/10 10:59:48 AM earth ScienceS 190 (February 19, 20 02) : 2, 514 2, 521 . e researchers ... area. After nearly 20 years of experience at the San Andreas Fault near Parkfi eld, researchers decided to probe deeper. In the summer of 20 02, researchers drilled a 1. 4- mi...

Ngày tải lên: 09/08/2014, 11:20

... references and index. ISBN 97 8-0 -8 16 0-7 44 2- 6 (hardcover) ISBN 97 8-1 -4 38 1 -2 96 8-6 (e-book) 1. Geology. 2. Earth sciences. I. Title QE501.K 527 20 10 550—dc 22 2009 020 269 Facts On File books are ... their vision. e recording and analysis of Introduction FOS _Earth Science_DC.indd 17 2/ 8/10 10:56 :22 AM FOS _Earth Science_DC.indd 2 2/8/10 10:56:...

Ngày tải lên: 09/08/2014, 11:20

... that Earth contains a metal core sur- rounded by a rocky mantle. Exploring Earth s Depths FOS _Earth Science_DC.indd 29 2/ 8/10 10:56: 52 AM earth ScienceS 38 FOS _Earth Science_DC.indd 38 2/ 8/10 ... “Deep-Sea Drilling Yields Clues to Mega-Earthquakes.” News release, December 18, 20 07. Available online. URL: http://www. sciencedaily.com/releases /20 07/ 12/ 07 121 220 1948.h...

Ngày tải lên: 09/08/2014, 11:20

... a crescent-shaped island near Maui, Hawaii (Ron Chapple/Getty Images) FOS _Earth Science_DC.indd 76 2/ 8/10 10:58: 02 AM earth ScienceS 88 Austral Islands, Tahiti, Marquesas Islands, and Pitcairn ... Caldera, 20 04 to 20 06.” Sci- ence 318 (November 9, 20 07): 9 52 956. e researchers detect an increased rate of upli in the Yellowstone caldera during the years 20 04 to 20 06....

Ngày tải lên: 09/08/2014, 11:20

... 121 2/ 8/10 10:59: 02 AM earth ScienceS 122 ConCluSIon As the world’s supply of fossil fuel comes to an end, alternative en- ergy sources must be found. To the extent that these sources are re- newable, ... two fluids. (continued) FOS _Earth Science_DC.indd 106 2/ 8/10 10:58:57 AM earth ScienceS 120 Ltd., an Australian energy company, completed drilling a 13,845-foot (4 ,22 1-m)...

Ngày tải lên: 09/08/2014, 11:20

... darker and darker. And the old house is just a-vibrating like it was going to blow away. And I started trying to see my hand. And I kept bring- ing my hand up closer and closer and closer and ... Resource FOS _Earth Science_DC.indd 129 2/ 8/10 10:59:05 AM earth ScienceS 1 42 Until researchers concoct a superior method to detect subsurface water, people must rely on old-...

Ngày tải lên: 09/08/2014, 11:20

... so the epi- Predicting Earthquakes This map depicts plate tectonic activity over the past 1 million years. (NASA) FOS _Earth Science_DC.indd 161 2/ 8/10 10:59 :22 AM earth ScienceS 1 62 center is ... evaporation, and many others. FOS _Earth Science_DC.indd 156 2/ 8/10 10:59:19 AM earth ScienceS 164 May 12, 20 08, measured 7.9 M w (not Richter!).  e magnitude of the un- derse...

Ngày tải lên: 09/08/2014, 11:20

... 29 Geotechnic Research Center (El Salvador) 1 72 geothermal energy 98– 127 benets and potential of 107–109 drilling 109–1 12 earthquakes and 122 – 123 FOS _Earth Science_DC.indd 20 7 2/ 8/10 10:59:58 ... 40–41 FOS _Earth Science_DC.indd 20 5 2/ 8/10 10:59:58 AM index 20 7 Earth s interior, exploration of birth and evolution of the solar system and 28 29 compu...

Ngày tải lên: 09/08/2014, 11:20

... volcanoes and focuses on the e orts of researchers to understand hot spots. 3 FOS _Earth Science_DC.indd 66 2/ 8/10 10:57:40 AM EARTH SCIENCES 62 1919 e Irish physicist Sir Joseph Larmor (1857–19 42) ... today. Origin and Variability of Earth s Magnetic Field FOS _Earth Science_DC.indd 65 2/ 8/10 10:57:40 AM earth ScienceS 68 island in the Caribbean Sea. On May 8, 19 02,...

Ngày tải lên: 23/09/2012, 14:49