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Environmental Geology Test One 2024-2025 /
Updated Questions And Answers
Quiz :Which of the following is NOT part of the definition of a mineral? Question options: A Minerals are amorphous. B Minerals have an internal crystalline structure. C Minerals have a definite chemical composition. D Minerals are inorganic - โ Answer :A Quiz :Which of the following terms is used to describe an assemblage of one or more types of minerals? Question options: A Rock B Magma C Polymorph D Aggregate - โ Answer :A Quiz :Which of the following statements is true of extrusive igneous rocks? Question options:
A Extrusive igneous rocks cool on the surface and have a course-grained (large mineral crystals) texture. B Extrusive igneous rocks cool beneath the surface and have a fine-grained (small mineral crystals) texture. C Extrusive igneous rocks cool beneath the surface and have a course-grained (large mineral crystals) texture. D Extrusive igneous rocks cool on the surface and have a fine-grained (small mineral crystals) texture. - โ Answer :D Quiz :___________ is the mechanical breakdown of a rock into smaller pieces. Question options: A Chemical weathering B Disintegration C Physical weathering D Disaggregation - โ Answer :C Quiz :___________ is the decomposition of minerals into simpler compounds via chemical reactions. Question options: A Physical weathering
Quiz :Which of the following best describes how metamorphic rocks form? Question options: A Crystallization of magma B Lithification of sediments C Precipitation of minerals D Changes under pressure and temperature - โ Answer :D Quiz :When using rocks to study Earth's history, information about the surface environment is best provided by which type of rock? Question options: A Sedimentary B Metamorphic C Igneous D All rocks are equally useful. - โ Answer :A Quiz :Which of the following statements is most true of a sedimentary rock that is heated until it melts and completely re-crystallizes? Question options:
A It becomes a metamorphic rock. B It remains a sedimentary rock. C It becomes an igneous rock. D This is not a likely or realistic scenario. - โ Answer :C Quiz :Which of the following provide scientists with evidence that the Earth is layered? Question options: A The behavior of seismic waves in the Earth's interior. B The inability of seismic waves to pass though the Earth's interior. C Deep exploration wells. D There is no evidence to suggest that the Earth is layered; this is just a hypothesis. - โ Answer :A Quiz :Which of the following statements is most true of the Earth's crust? Question options: A The crust is variable in thickness but uniform in composition. B The crust is uniform in thickness but variable in composition.
D Obduction - โ Answer :A Quiz :The Himalaya Mountains are associated with what type of plate boundary? Question options: A Continent-Ocean Convergent Boundary B Continent-Continent Convergent Boundary C Divergent Boundary D They are not associated with a plate boundary. - โ Answer :B Quiz :Where would you expect to find new oceanic crust being created? Question options: A Divergent Boundary B Convergent Boundary C Transform Boundary D Subduction Zone - โ Answer :A Quiz :What type of force is associated with a transform boundary? Question options:
A Compression B Tension C Shear D Tectonic forces are not associated with this boundary type. - โ Answer :C Quiz :Which of the following were lines of evidence used by Alfred Wegener to support the theory of continental drift? Can be more than one answer. Question options: A The fit" of the continents " B Similar sequences of rock on multiple continents C Fossils of the same plants and animals on multiple continents D Seismic similarities on multiple continents - โ Answer :ABC Quiz :Which of the following statements are true of continent-ocean convergent zones? Can be more than one. Question options: A Continent-ocean convergent zones will lead to subduction. B Continent-ocean convergent zones will result in a string of volcanoes, known as a continental arc. C Continent-ocean convergent zones will result in the formation of new oceanic crust. D The Cascade Mountain Range, in the western United States, is associated with a continent-ocean convergence zone. - โ Answer :ABD Quiz :The distribution of earthquakes on Earth's surface is random
- Interact by changing and adjusting together to changes* Quiz :What Earth system do humans belong to? - โ Answer :Biosphere Quiz :How does exponential growth relate to human population? - โ Answer :increases greatly over time and is nonlinear (j shaped graph) Quiz :What is an ecological footprint? - โ Answer :the impact of a person or community on the environment, expressed as the amount of land required to sustain their use of natural resources. ( How much biologically productive land needed to support the lifestyle of humans in acres) EX. Fishable Waters Quiz :What risks and benefits does our sun offer living organisms on Earth? - โ Answer :- raises Earth's surface temperature
- provides energy that causes heat and water to circulate through Earth's systems
- Allows us to see Quiz :List the possible triggers of mass extinctions in Earth's history? - โ Answer :- large volcanic eruptions
- comet or asteroid impacts
- gamma ray bursts
Quiz :What risks does our solar system offer to living organisms on Earth? - โ Answer :- Electromagnetic radiation
- asteroid /comet impacts Quiz :What is the definition of a mineral? - โ Answer :- naturally occurring
- inorganic
- one or more element
- definite chemical formula
- solid crystalline structure Quiz :What elements make up the majority of the Earth's crust? - โ Answer :1. Oxygen (49%)
- Silicon (26%) Quiz :Define what an igneous rock is - โ Answer :Rocks that form via cooling near Earth's crust
- magma and lava Quiz :What compositions and textures are used to classify igneous rocks? - โ Answer :Composition: Felsic (light) , Intermediate, mafic, and ultra mafic (dark) Texture: Fine (smaller grains), coarse (larger grains) Magma = intrusive cooled/ coarse grained Lava = Extrusive cooled/ fine grained
Quiz :What is the rock cycle? - โ Answer : Quiz :What type of rocks can be used to interpret Earth's History? - โ Answer :Sedimentary Rocks Quiz :Understand the Earth's magnetic reversals and how it is used as proof of sea floor spreading? - โ Answer :- orientation of poles changes
- recorded on rocks
- mapped on sea floor Quiz :Where on the planet do most earthquakes and volcanoes occur? - โ Answer :Along plate boundaries Quiz :What are the three types of plate boundaries? - โ Answer : Quiz :Know the characteristics of each type of boundary. For example, what kind creates/destroys crust? - โ Answer :Convergent: Earthquakes, Volcanoes, Mountains (continent-continent), oceanic crust subducted/destroyed, volcanic island arc (ocean-ocean) Divergent: Earthquakes, Volcanoes, Mid-Oceanic Ridges, creates new crust, rift Transform: Earthquakes, Fault Quiz :What type of plate (oceanic or continental) is denser? - โ Answer :Oceanic= more dense (Will subduct beneath continent)
Quiz :What type of plate (oceanic or continental) will subduct at a convergent boundary? - โ Answer :Oceanic Quiz :What can we learn about plate movement by observing hot spots? - โ Answer :Plates move in direction of the convection cells Quiz :What is the process of continents breaking apart called? - โ Answer :Continental drift Quiz :What causes deep earthquakes? EC question - โ Answer :Ocean/ Continental boundary Convergent
