ESS15_LEC7F10_PTect3_2perpage

ESS15_LEC7F10_PTect3_2perpage - 1 Lecture 7: Plate...

Info iconThis preview shows pages 1–5. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 1 Lecture 7: Plate Tectonics 4 Landers earthquake fault scarp, California, G. Peltzer (UCLA/JPL/NASA), courtesy JPL, http://www-radar.jpl.nasa.gov/sect323/InSar4crust/Landers_Co_Fg1.jpg Introduction to Oceanography Introduction to Oceanography Extra credit opportunities on class website! AAP tutoring petition (front of class after lecture) ASUCLA note- taking Incipient divergent plate boundary, Afar, Ethiopia/Eritrea Satellite image of a divergent plate boundary on land Afar, Ethiopia, NASA, Public Domain, http://visibleearth.nasa.gov/view_rec.php?id=17296 2 Plates, Volcanoes & Earthquakes Image: P. Davis Large Earthquakes, 2000-2008 NSF/Caltech, www.nsf.gov%2Fnews%2Fmmg%2Fmedia%2Fimages%2Fglobal_seismicity_h.jpg, Presumed Public Domain Lithospheric Recycling Old, Cold, Dense Lithosphere Young, Hot, Buoyant Lithosphere USGS, Public Domain, http://upload.wikimedia.org/wikipedia/commons/4/40/Tectonic_plate_boundaries.png 3 Conductive Direct transfer: touching a hot stove, cool metal against a hot CPU What is Convection? Modes of heat transfer Kilauea lava, Greg Smith, CC A 2.0 Generic. http://commons.wikimedia.org/wiki/File:Lava_tongue.jpg Oni Lukos, GDFL, CC-BY-SA-2.5. http://commons.wikimedia.org/wiki/File:Convection.gif Convective Heat transfer by moving fluid. Water on the stove Radiative Fireplace, the Sun, glowing lava Desktop CPU heat sink. Fir0002/Flagstaffotos, GDFL, http:// en.wikipedia.org/wiki/GNU_Free_Documentation_License http://en.wikipedia.org/wiki/File:AMD_heatsink_and_fan.jpg Divergent plate boundaries Mid-Ocean Ridges: Spreading Centers Local pressure-release melting ! magma ! new crust USGS, Public Domain, http://upload.wikimedia.org/wikipedia/commons/4/40/Tectonic_plate_boundaries.png 4 Map View of divergent margin Divergent Boundaries Erimus, Wikimedia Commons, Public Domain, http://en.wikipedia.org/wiki/File:Fracturezone.jpg Erimus, Wikimedia Commons, Public Domain, http://en....
View Full Document

This note was uploaded on 12/01/2010 for the course GEOG ESS15 taught by Professor Aurnou during the Fall '10 term at UCLA.

Page1 / 15

ESS15_LEC7F10_PTect3_2perpage - 1 Lecture 7: Plate...

This preview shows document pages 1 - 5. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online