Details Title: Earth Science Description: GEOLOGY PAST EXAM Total Flash Cards: 40 Created: 09/20/2009 20:28:57		New Users: To study from this flashcard set, or to create your own your own study flash cards, REGISTER HERE. Existing Users: CLICK HERE. Additional Geology Flashcards
Cards in this set: Term Rocks are aggregates of one of more minerals. T or F Definition True Term Igneous rocks are classified on the basis of their mineral composition and Definition texture Term When a metamorphic rock exhibits a layered or banded appearance it is said to exhibit a ____________ texture Definition foliated Term The rock produced by the metamorphism of limestone is Definition marble Term the process of metamorphism involves Definition the transformation of pre-existing rock Term which one of the following statements is true concering primary waves Definition travels faster than s waves Term the amount of destruction caused by earthquake vibrations is affected by: Definition the design of structures the intensity and duration of the vibrations the nature of the surface material Term major earthquakes are often followed by somewhat smaller events known as Definition aftershocks Term the instrument that records earthquake events is a Definition seismograph Term a massive, concordant lens-shaped mass emplaced in a near-surface environment is termed Definition laccolith Term normal faults indicate compressional forces are at work while reverse faults result from tensional forces T or F Definition F Term when a rock is able to return to its shape after it has deformed it is said to have experienced Definition elastic deformation Term a joint Definition is a break where no movement has yet occured Term once the elastic limit of a rock is surpassed Definition (all of the above) the rock may rupture the rock may deform plastically an earthquake may occur Term The Great Rift Valley of East Africa is an excellent example of Definition grabens Term If erosion stripped the top off a dome one would find: Definition the oldest rocks were exposed at the center Term The Himalaya Mountains are thought to have resulted from a continental collision T or F Definition True Term Linear upfolded structures with the oldest strata in the center are termed Definition anticlines Term the San Andreas fault is an example of a Definition strike-slip fault Term The App Mts are thought to be the result of: Definition a continental collision between Europe and N.America Term The mechanism by which rocks store and eventually relase enery in the form of an earthquake is called Definition elastic rebound Term considering its distance from the source of the september 19th earthquake, Mexico city was damaged more than might be expected because Definition the unconsolidated sediments on which the city was built intensified the vibrations Term the main island of hawaii is the youngest of the hawaiian islands t or f Definition t Term pangaea: Definition is the name of the supercontinent Term new oceanic crust forms at Definition divergent plate boundaries Term plates slide past one another at: Definition transform fault boundaries Term the red sea was formed along a Definition divergent boundary Term mount saint helens is associated with a Definition convergent boundary (oceanic-continental) Term the san andreas fault exemplifies this type of plate boundary Definition transform fault boundary Term the continent fit together best in the Pangaea configuration when: Definition the outer edges of the continental shelves are matched Term the island of hawaii experiences volcanism because it is located: Definition above a hotspot Term a lava flow with a surface of a rough jagged blocks and sharp angular projections is termed __________ lava Definition Aa Term the volcanic eruptions on the island of Hawaii may be described as relatively quiet when compared to eruptions such as occured at Mount St Helens T or F Definition True Term Kilauea is an example of a Definition shield volcanoe Term Kilimanjaro, Mayon, St. Helens, Ranier, ect are examples of a Definition composite volcano Term Crater Lake occupies a caldera T or F Definition True Term The Cascade Range in the western United States is associated with Definition subduction zone volcanism Term Magma tends to rise toward the earth's surface principally because Definition rocks become less dense when they melt Term the largest intrusive body is called Definition batholith Term which one of the following intrusive structures is tabular and concordant? Definition sill