jueves, 5 de marzo de 2009

Gif Letras, Numeros y Simbolos en Rombos

Vadose zone: The region in the ground between the surface and the water table in which pores are not filled with water. Also called the unsaturated zone.

http://geology.er.usgs.gov/eespteam/brass/ground/art/fig10_6.gif

Valence electron: An electron of the outermost shell of an atom; one of those most active in bonding.

http://hyperphysics.phy-astr.gsu.edu/Hbase/solids/imgsol/valen.gif


Van der Waals bond: A bond much weaker than the ionic or covalent, which bonds atoms by small electrostatic attraction.

http://www.ndt-ed.org/EducationResources/CommunityCollege/Materials/Graphics/VanderWaals1.gif

Varve: A thin layer of sediment grading upward from coarse to fine and light to dark, found in a lake bed and representing one year's deposition of glacial outwash.

http://soconnell.web.wesleyan.edu/ees106/field_trips/ct_tectonics/images/stop%20_1_east_berlin_fm/image3-ebf.gif

Vector: A mathematical element that has a direction and magnitude, but no fixed position. Examples are force and gravity.

http://portales.educared.net/wikiEducared/images/3/3e/Vector_desplazamiento.gif

Ventifact: A rock that exhibits the effects of sand-blasting or "snowblasting" on its surfaces, which become fiat with sharp edges in between.

http://www.marine.maine.edu/%7Ewellsm/Gallery/Ventifact%20small.gif

VERB:The part of speech that expresses existence, action, events and states.

Vertical exaggeration: The ratio of the horizontal scale (for example, 100,000: 1) to the vertical scale (for example, 500: 1) in an illustration.

http://www.cct.nrcan.gc.ca/resource/tutor/stereo/images/geom_e.gif


Viscosity: A measure of resistance to flow in a liquid.

http://syntheticperformanceoil.com/spo/images/cold-temp-hot-temp-viscosity.jpg

Volcanic ash: A volcanic sediment of rock fragments, usually glass, less than 4 millimeters in diameter that is formed when escaping gases force out a fine spray of magma.

http://upload.wikimedia.org/wikipedia/commons/thumb/b/bc/Pompeii_Garden_of_the_Fugitives_02.jpg/408px-Pompeii_Garden_of_the_Fugitives_02.jpg

Volcanic cone: The deposit of lava and pyroclastic materials that has settled close to the volcano's central vent.

http://www.ifremer.fr/drogm_uk/Realisation/Vulgar/Volcanisme/index.6.gif


Volcanic pipe: The vertical chamber along which magma and gas ascend to the surface; also, a formation of igneous rock that cooled in a pipe and remains after the erosion of the volcano.

http://www.marketoracle.co.uk/images/MAM683-IMG2.jpg

Volcano: Any opening through the crust that has allowed magma to reach the surface, including the deposits immediately surrounding this vent.

http://cgz.e2bn.net/e2bn/leas/c99/schools/cgz/accounts/staff/rchambers/GeoBytes%20GCSE%20Blog%20Resources/Images/Plate%20Tectonics/Plate%20Tectonics/VolcanoStructure.jpg

V-shaped valley: A valley whose walls have a more-or-less uniform slope from top to bottom, usually formed by stream erosion.

http://www.nelsonthornes.com/secondary/geography/key_geography/html/images/vshaped_valley.jpg

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