EARTH SCIENCES - Notable Research and Discoveries Part 6 ppt

... Sudurnesja, Landsvirkjun, and Orkuveita Reyk - javíkur and the National Energy Authority of Iceland, plans to drill holes up to 16, 400 feet (5,000 m) to reach the hot uid on the margins of the mid-ocean ... PotEntIal and CaPaCIty e Mid-Atlantic Ridge and the Pacic’s Ring of Fire oer many geo- thermal energy opportunities, as do hot spots such as Hawaii. Geother- mal energy’...

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.K527 2010 550—dc22 2009020 269 Facts On File books are available ... Cataloging-in-Publication Data Kirkland, Kyle. Earth sciences: notable research and discoveries / Kyle Kirkland. p. cm.—(Frontiers of scien...

Ngày tải lên: 09/08/2014, 11:20

... wave’s propagation. FOS _Earth Science_DC.indd 6 2/8/10 10: 56: 27 AM earth ScienceS 8 speed of sound is 66 0 miles per hour (MPH) (1,0 56 km/hr), compared to 760 MPH (1,2 16 km/hr) at the surface. ... 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...

Ngày tải lên: 09/08/2014, 11:20

... Peninsu- la reach a depth of 7 .6 miles (12. 26 km), the deep- est hole ever drilled. 2005 e Japan Agency for Marine -Earth Science and Technology (JAMSTEC) begins testing the drilling 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 10:57:31 AM earth ScienceS 32 and focuses on practical applications, such as co...

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 ... erent isotopes such as helium-3 (which has three particles in the nucleus, two protons and one neu- tron) and helium-4 (which has two protons and two neutrons in the FOS _Earth Sc...

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 ... (NIDIS) in 20 06. NIDIS is a col- laboration of several government agencies, including the De- partment of Agriculture, Department of Commerce, Depart- ment of the Interior, NASA, and...

Ngày tải lên: 09/08/2014, 11:20

... scale. Predicting Earthquakes FOS _Earth Science_DC.indd 165 2/8/10 10:59:33 AM earth ScienceS 160 shaking, though there is still danger from ying objects and buckling oors, and a powerful earthquake ... boundaries, and the FOS _Earth Science_DC.indd 166 2/8/10 10:59: 36 AM 158 159 enced many earthquakes, including a San Francisco earthquake on April 18, 19 06, that destroy...

Ngày tải lên: 09/08/2014, 11:20

... a major earthquake may have particular patterns at particular faults, and FOS _Earth Science_DC.indd 1 76 2/8/10 10:59:48 AM earth ScienceS 190 (February 19, 2002): 2,514–2,521. e researchers ... the faint vibrations. e researchers pub - lished their paper, “Non-Volcanic Tremor and Low-Frequency Earth- quake Swarms,” in a 2007 issue of Nature. is faint, low-frequency acti...

Ngày tải lên: 09/08/2014, 11:20

... behavior and 173–174 damage and casualties from 158– 160 duration 162 epicenter 161 – 162 fault zones 165 –171 focus (hypocenter) 9, 159, 161 , 162 forecasts and probabilities 177–178 and geothermal ... 148 Richter, Charles 9, 163 , 164 – 165 , 187 Richter scale (Richter- Gutenberg scale) 9–10, 163 , 164 – 165 ris 55 FOS _Earth Science_DC.indd 210 2/8/10 10:59:59 AM e...

Ngày tải lên: 09/08/2014, 11:20

... describes the nature of 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 ... 4 46 (April 5, 2007): 65 7 66 0. ese results indicate Earth s magnetic eld was about half as strong as it is today. Origin and Variability of Earth s Magnetic Field FOS _Ea...

Ngày tải lên: 23/09/2012, 14:49