[DOC] [TLE] Ventifact - Wikipedia [PAR] A ventifact is a rock that has been abraded, pitted, etched, grooved, or polished 
by wind-driven sand or ice crystals. ... In moderately tall, isolated rock outcrops, 
mushroom shaped pillars of rock may form as the outcrop is eroded by saltating... [DOC] [TLE] CABINET // Gale Forces [PAR] ... for the creation of ventifacts, geologic formations shaped by the forces of wind. 
... In the grip of these aeolian forces, sand and small pebbles hurl through the air, 
... in this eerie and isolated wasteland create ventifacts of an exceptional nature, 
... A vast display of volcanic rocks with magmatic intrusions creeping their way... [DOC] [TLE] Ventifacts Nature's Lapidary Work - Taylor & Francis Online [PAR] Nature's Lapidary Work. IN NORTH-CENTRAL ... stones shaped and polished by 
wind-driven sand (Figure 1). ... the surface of the rock, forcing him to review and 
reject the known .... positions by the force of the wind or by flooding meltwaters. [DOC] [TLE] wind - National Geographic Society [PAR] Nov 15, 2012 ... November witch: hurricane-force winds that develop as cold Arctic air ..... shaped 
ventifactsrocks carved by the wind-driven sand and ice. [DOC] [TLE] Ventifactssandblast from the past | New Zealand Geographic [PAR] strange faceted stone, shaped a little like the segment of a small mandarin, was 
... clear that the alleged artefact was, on the contrary, a product of nature. ... 
exposure to abrasive wind-driven sands are called ventifactsfrom the Latin ... 
When the grains encounter a rock in their path they strike its surface with enough 
force to... [DOC] [TLE] Ventifacts at the Pathfinder landing site - Wiley Online Library [PAR] Apr 25, 1999 ... conditions, original rock shape, exposure duration, rock movement, and ... 
removal and deposition of dust and sand, the sculpting of .... however, also be 
primary and not aeolian in nature [McSween ...... The interplay between these 
forces will ..... Sharp, R.P., Wind-driven sand in Coachella Valley, Califomia:... [DOC] [TLE] Glossary of geologic terms | Department of Geological ... [PAR] andesite line The geographic boundary between rocks of the Pacific ... barchan A 
crescent-shaped sand dune with horns pointing .... driven by density variations 
which in turn are the result of differences ... depositional environment may be 
deduced from the nature of the sediments .... intermittently with considerable 
force. [DOC] [TLE] The Glacial Anticyclone and the Continental Glaciers of North ... - JStor [PAR] The nature and distribution of the loess which covers the .... ground, is driven 
against the boulders exposed on the plain and ... shaped by the sand blast on a 
raised outwash plain of the Greenland ..... facetted ventifact is shaped from rocks 
which are ...... forces were all were equal for all equal units. D. The approximate. [DOC] [TLE] How do ventifacts form? | Reference.com [PAR] What is the difference between soil and sand? ... Ventifacts are mostly formed 
from hard rocks under extreme arid conditions. According ... In most cases, their 
form and nature depends on the composition, shape and texture of the original 
rock. [DOC] [TLE] beaches | Grand Traverse Journal [PAR] Sep 1, 2014 ... A ventifact is an object, often a stone, which has been shaped by the wind. ... 
granite and a pitted, eroded surface on those composed of softer rock. ... out that 
wind-driven dust (derived from sand) played the most important role. .... both 
nature and literature from Henry David Thoreau's masterwork, Walden,... [DOC] [TLE] Arid Region Landforms and Eolian Processes - Cengage Learning [PAR] to dislodging loose rock fragments of sand-sized materials. Still, we tend to ... 
break the force of raindrop impacts, and a lack of extensive plant ..... the nature of 
playa surfaces. Playas that .... wind obtains some load, the impact of those wind-
driven solid .... Eolian erosion can leave behind yardangs, aerodynamically 
shaped. [DOC] [TLE] Science Match 3--January 30, 2013.pdf [PAR] Jan 30, 2013 ... This is the fifth tossup question. 5. Ventifacts are rocks that are shaped by sand

Question: Ventifacts are rocks that are shaped by sand driven by this force of nature
Answer: Wind