1 A) granite, basalt B) basalt, granite C) granite, rhyolite D) gabbro, basalt 2 A) on the plate that is subducted B) on the plate that is not subducted C) do not form on either plate D) form on both plates 3 A) fault-block mountain B) plateau C) uplifted mountains D) valley and ridge 4 A) by convergence B) by faulting C) by volcanoes D) by oceanic plate movement 5 A) a long, continuous chain B) made of mountains with steep slopes C) approximately 5000 km long D) made of igneous rocks with high silica content 6 A) uplifted areas B) divergent boundaries C) convergent boundaries D) hot spots 7 A) the crust B) molten rock material C) roots D) gravity 8 A) 0 km to 1 km above sea level and 4 km to 5 km below sea level B) 1 km to 4 km above sea level C) 4 km to 5 km above sea level and 0 km to 1 km below sea level D) 4 km to 5 km above sea level 9 A) the process of mountains eroding to flat ground B) when oceanic crust rises above continental crust C) how the mantle keeps mountains upright D) when the crust rises as it loses overlying material and mass 10 A) trenches B) island arc complexes C) subduction zones D) rift zones 11 A) fault-block mountains B) uplifted mountains C) island arc complexes D) some volcanoes 12 <![CDATA[<a onClick="window.open('/olcweb/cgi/pluginpop.cgi?it=jpg::::/sites/dl/free/0078746361/561691/117_boundry_ca_200c.jpg','popWin', 'width=NaN,height=NaN,resizable,scrollbars');" href="#"><img valign="absmiddle" height="16" width="16" border="0" src="/olcweb/styles/shared/linkicons/image.gif"> (38.0K)</a>]]> A) A B) B C) C D) D 13 A) Continental crust is less dense than the mantle. B) Continental crust is thinner and less dense. C) Oceanic crust is under continental crust. D) Continental crust is thicker and is less dense. 14 A) divergent B) oceanic-oceanic C) oceanic-continental D) continental-continental 15 A) a large, extensive shoreline B) dormant volcanoes C) mountain ranges D) normal and reverse faults 16 A) uplift B) faults C) divergence at plate boundaries D) convergence at plate boundaries 17 A) divergent boundary B) uplifted C) fault block D) tectonic 18 A) density and thickness of the crust B) vertical dikes and pillow basalts C) seamounts and hot spots D) uplifted and faulted mountains 19 A) Valley and Ridge B) Blue Ridge C) island arc D) Piedmont 20 A) often many times deeper than the mountain is high B) always as deep as the mountain is high C) vary with depth regardless of mountain height D) often shallower than the mountain is high
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