Metamorphic rocks - Study guides, Class notes & Summaries

DSST Test Questions The ability of a mineral to resist scratching is called - hardness The breaking of a mineral along definite planes is called - cleavage The two most abundant elements in the earth's crust are - oxygen and silicon Which of the following internal crystalline structure of minerals does not have three axes at right angles to one another? - monoclinic Ore minerals contain - a useful metal or nonmetal that is easily extracted The two most important identifying c...

Fjord correct answersA long narrow inlet with steep cliffs created by glacial erosion (commonly found in Washington State) The Alps were formed... correct answers...by the collision of the African and Eurasian continents (the alps are not made of volcanic rock) Three Main Types of Rocks correct answersIgneous - Obsidian, Basalt, Granite (made from lava/ volcanic activity) Metamorphic - Slate, Gneiss, Phyllis (made under extreme pressure and temperature) Sedimentary - Limestone, Shal...

Earth Science Final Exam Questions and Answers Latest 2024/2025 Graded A+. The same objects have the - ANSWER same density (NO MATTER WHAT SIZE) 2. The closer isolines are... - ANSWER the steeper the gradient (diagram: North side is steepest) 3. The altitude of Polaris equals... - ANSWER the latitude of the observer Diagram: Observer's altitude = 66.5 degrees North 4. The Earth rotates - ANSWER West to east 15 degrees per hour in 24 hours or one day 5. Latitude lines run Longitude line...

Convergent vs Divergent Evolution - ANSWER -Divergent: one broad class but because of different features they diverge -Convergent: similar features between 2 different classes Punctuated Equilibrium vs Gradualism - ANSWER -Punctuated: concrete & defined phenotypes -Gradualism: phenotypes gradually evolve Speciation - ANSWER Formation of new species 1) Allopatric: separated by geographical barrier (mountain, ocean, river) -Barrier divides species 1 and species 2 2) Parapatric...

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Geology 1114 Test 1 Exam Questions And Answers (Verified And Updated) Flux melting most likely occurs at: (A) Mid-ocean ridges. (B) Transform faults. (C) Subduction zones. (D) None of the above - answer(C) Subduction zones. Decompression melting occurs as a result of: (A) Decrease of the confining pressure as the Core rises to shallower depth. (B) Increase of the confining pressure as the asthenosphere rises to shallower depth. (C) Decrease of the confining pressure as the lithosphere ...

Science Olympiad: Rocks and minerals Rated A+ Albite H: 6.0, S.G: 2.63. A silicate (NaAlSi3O8) a widely distributed rock-forming feldspar. Generally white or light colore. Two directional cleavage. Almandine H:6.5-7.5, S.G:4.31. Color deep purplish red. Usually found in metamorphic rock. a deep red garnet consisting of iron aluminum silicate Amazonite H: 6.0, S.G: 2.5-2.6, Luster: Glassy-vitreous, Color: Green, white, flesh. The only green feldspar Apatite H 5.0, S.G. 3.1-...

silicates - minerals that contain silicon and oxygen and usually one or more other elements, are one of the largest groups of minerals oxides - compounds that have oxygen as their anion, t ut they exclude those with oxygen complexes such as carbonate, suphate, and silicate. have O2 as their anion, Ways rocks may form - Igneous: forms from magma that has either cooled slowly under ground or cooled quickly at the surface after a volcanic eruption Sedimentary rocks: formed when weathered frag...

Which of the following is probably least at risk for geologic hazards? correct answers On gentle slopes away from mountains The average composition of the continental crust is represented by the rock? correct answers Granite The oceanic crust is primarily composed of the rock? correct answers Basalt The outer core is thought to be primarily composed of liquid ________________ and nickel, while the inner core is thought to have the same composition in a solid form. correct answers iron ...

geology - Study of the earth meteorology - the study of weather classify rocks -3 - sedimentary metamorphic igneous sedimentary - -compile sand, seashells, and other materials -grow in layers metamorphic - -rocks forms b/c of heat and pressure below the Earth's surface -crystals may form ignous - magma when it moves up surface therefore cooled lava form rocks richter magnitude scale - Measures the Magnitude of the earthquake three zones where earthquakes strikes the most - the pacifi...