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Course Syllabus

GEOL1404 - Historical Geology

Catalog Description: A history of the earth and the development of its life forms and land forms throughout geologic time. Introduction to fossils and geologic maps. Optional field trips. Lecture Hrs = 3, Lab Hrs = 3

Semester Credit Hours: 4
Lecture Hours per Week:
Lab Hours per Week:
Contact Hours per Semester: 96
State Approval Code: 4006015100

Course Subject/Catalog Number: GEOL1404
Course Title: Historical Geology

Core Curriculum:   State Criteria

Basic Intellectual Competencies (Those marked with a √ reflect the state-mandated competencies taught in this course.)

Reading
Writing
Speaking
Listening
Critical Thinking
Computer Literacy

Perspectives (Those marked with a √ reflect the state-mandated perspectives taught in this course.)

Establish broad and multiple perspectives on the individual in relationship to the larger society and world in which he/she lives, and to understand the responsibilities of living in a culturally and ethnically diversified world.
Stimulate a capacity to discuss and reflect upon individual, political, economic, and social aspects of life in order to understand ways in which to be a responsible member of society.
Recognize the importance of maintaining health and wellness.
Develop a capacity to use knowledge of how technology and science affect their lives.
Develop personal values for ethical behavior.
Develop the ability to make aesthetic judgments.
Use logical reasoning in problem solving.
Integrate knowledge and understand the interrelationships of the scholarly disciplines.

Exemplary Objectives (Those marked with a √ reflect state-mandated exemplary objectives taught in this course.)

Natural Sciences:   The objective of the study of a natural sciences component of a core curriculum is to enable the student to understand, construct, and evaluate relationships in the natural sciences, and to enable the student to understand the bases for building and testing theories.

  1. To understand and apply method and appropriate technology to the study of natural sciences.
  2. To recognize scientific and quantitative methods and the differences between these approaches and other methods of inquiry and to communicate findings, analyses, and interpretation both orally and in writing.
  3. To identify and recognize the differences among competing scientific theories.
  4. To demonstrate knowledge of the major issues and problems facing modern science, including issues that touch upon ethics, values and public policies.
  5. To demonstrate knowledge of the interdependence of science and technology and their influence on, and contribution to, modern culture.

Instructional Goals and Purposes:

Lee College's instructional goals include 1) creating an academic atmosphere in which students may develop their intellects and skills and 2) providing courses so students may receive a certificate/an associate degree or transfer to a senior institution that offers baccalaureate degrees.  

General Course Objectives:

Successful completion of this course will promote the general student learning outcomes listed below.   The student will be able

  1. To understand concepts of geological time.
  2. To understand the basic fundament physical and biological lows and principles which govern and give meaning to our universe.
  3. To develop an understanding of scientific methods and the evolution of scientific thought.
  4. To explain physical and biological phenomena in proper, clear, technical terms.
  5. To develop laboratory and field techniques of observing, experimenting, measuring, data evaluation, and drawing inferences from these techniques.

Specific Course Objectives:

Upon successful completion of the course, the student will be able

  1. To describe/identify important Earth materials.
  2. To describe important Earth processes (e.g., plate tectonics, etc.)
  3. To explain the concept of geologic time and the observations that support this concept.
  4. To explain the geologic basis of organic evolution and describe fossils and their importance in supporting the theories of evolution.
  5. To describe Earth's setting and history relative to other components of the universe.
  6. To describe the Earth's history during the Precambrian Eon and the Paleozoic, Mesozoic, and Cenozoic Eras.

Course Content:

Students will be required to do the following

  1. Introducing the Earth
    • Define physical geology.
    • Describe how the time factor complicates attempts to understand geologic processes.
    • Outline the scientific method. Explain how it is applicable to geology.
    • Compare and contrast the concepts of uniformitarianism and catastrophism.
    • Explain how to determine how the time of the "big Bang" is determined.
    • Briefly summarize the process by which the solar system formed.
    • Describe the principal compositional zones of the earth.
    • Explain how the earth's atmosphere and oceans were formed.
    • Explain the concept of the earth as a closed system in the context of resource use or of pollution.
  2. Minerals
    • Define elements and isotopes.
    • Compare and contrast ionic and covalent bonding.
    • Define mineral.    Identify two key characteristics of a mineral.
    • Explain the phenomenon of solid solution, and explain it affects the definition of a mineral.
    • Explain the limitations of using color as a tool in mineral identification.
    • Describe the basic structural unit of all the silicate minerals, and describe the basic
    • structural arrangements of chain silicates, sheet silicates, and framework silicates.
    • Characterize the compositional characteristic common to each of these mineral groups.
    • Define what a rock is.
    • Describe the basic concept of the rock cycle.
  3. Weathering, Soil, Sediment, and Sedimentary Rocks
    • Compare and contrast soil and regolith between soil and sediment.
    • Define mechanical weathering and give two examples.
    • Define exfoliation, and explain why it is believed to occur.
    • Rank the following minerals in terms of their expected resistance to chemical weathering
    • (most resistant first): biotite, calcite, quartz, calcium-rich, plagioclase, amphibole.
    • Sketch a generalized soil profile. Indicate the A, B, and C horizons, zone of accumulation,
    • and zone of leaching. Explain the latter two terms.
    • Distinguish between pedalfer and pedocal types of soil. In what kind of climate is each most common?
    • Define "acid rain".
    • Define laterite.
    • Cite and briefly explain any three strategies for reducing soil erosion.
    • Describe on what basis clastic sediments are subdivided and named.
    • Name and describe two kinds of chemical sediments.
    • Discuss how compaction and cementation contribute to lithification of sediments.
    • Explain how a sediment's volume of available pore space and the ease with which fluids
    • might flow through the sediment are modified as the sediment is lithified.
    • Describe graded bedding and cross-bedding, and briefly explain one way in which each can arise.
    • Explain why mud cracks form most readily in finer-grained sediments.
    • Compare the kinds of sediments you would expect in a beach environment and in a tidal flat.
    • Explain how sediments are modified as they are transported farther and farther from their source regions.
    • Define facies.  
    • Define transgression. Describe how this might be recognized in the rock record.
    • Cite and briefly describe two possible paleocurrent indicators.
  4. Plate Tectonics
    • Explain the terms lithosphere and asthenosphere,
    • Explain what property of the asthenosphere gives it its name, and why it behaves in this way.
    • Explain how major plate boundaries are identified.
    • Define   Curie temperature, and explain how it is related   to paleomagnetic studies.
    • Describe the origin of the magnetic stripes on the sea floor.
    • Describe the pattern of the ages of the seafloor rocks and sediments.
    • Describe what polar-wander curve is.
    • Define transform fault, and where are such faults found.
    • Define island arc, and explain where and how one would form.
    • Describe two means of determining rates of plate motion.
    • Explain how convection cells in the asthenosphere may drive plate motions.
    • Describe an alternative mechanism, other than covection cells, for driving plate tectonics.
  5. The Continental Crust
    • Define the strike and dip of a plane.
    • Contrast joints and faults.
    • Describe two processes by which continental crust may be thickened.
    • Explain how anticlines and synclines are distinguished when they occur in sedimentary rock sequences.
    • Explain under what circumstances overturned folds may develop.
    • Explain the concept of isostatic adjustment, giving an example. Why is such adjustment not instantaneous?
    • Explain How the crustal roots of continents are detected.
    • Name and briefly describe three kinds of mountains.
    • Define: (a) craton, (b) shield, (c) active margin, (d) passive margin.
    • Summarize the principal orogenic processes at a continental margin with an adjacent subduction
    • Define a rrane, a suspect terrane, and an exotic terrane.
  6. Geologic Time
    • Describe the significance of the Principle of Superposition and Principle of Original Horizontality to relative dating of sedimentary sequences.
    • Explain the distinction between a disconformity and an angular unconformity.
    • Explain two ways in which you might determine the relative ages of a pluton and surrounding sedimentary rocks.
    • Explain how the correlation of rock units are made easier by the Law of Faunal Succession.
    • Explain why it is important to radiometric dating that radioactive elements have constant half-lives.
    • Describe any three requirements that must be satisfied in order for a radiometric decay scheme to be useful in dating geologic materials.
    • Explain why It has been proven somewhat difficult to establish radiometric dates for the units of the
    • Phanerozoic time scale.
    • Explain why when the geologic time scale was first established, the Precambrian was not subdivided.
    • Explain why it is not possible to determine the age of the earth directly using radiometric methods.
  7. Fossils and Evolution
    • Explain three basic categories of fossilization methods.
    • Explain in what ways the fossil record is an incomplete and biased sample.
    • Explain How biological and paleontological definitions of "species" differ.
    • Explain what contributions Linneaus, Darwin, and Mendel made to the theory of evolution.
    • List the evidence for the theory of evolution. List three problems with the theory.
    • Contrast phyletic gradualism and punctuated equilibrium.
    • List some hypothesized causes of mass extinctions in the earth's past.
    • Explain what should be done before going into the field to collect fossils.
  8. The Precambrian
    • Explain why chronology schemes for Precambrian rocks differ in the United States and Canada.
    • Explain how the crust formed.
    • Explain the origin of all the seawater.
    • Explain how the earth's earliest atmosphere differs from its present one.
    • Distinguish between the craton, shield, and platform.
    • Explain why all banded iron formations are Precambrian in age.
    • Define Ediacaran.
    • Explain what major questions must be answered in solving the problem of the origin of life.
    • Explain what problems are encountered in the study of Precambrian fossils.
    • Briefly outline the development of life during the Precambrian.
  9. The Early Paleozoic
    • Distinguish between How arches arev different from anticlines.
    • Explain some of the characteristics of epeiric seas.
    • Define cratonic sequences.
    • Explain where North America was situated in Early Paleozoic time.
    • Explain how sedimentation on the craton differed in Silurian time from sedimentation in
    • Cambrian and Ordovician time, and explain what caused this difference.
    • Explain what tectonic events characterized the Taconic orogeny.
    • Explain what was happening on the western margin of North America during Early Paleozoic time.
    • Describe two major events in the history of life that occurred at the start of the Cambrian.
    • Describe the types of animals that were common in Early Paleozoic epeiric seas.
    • Describe what problems plants had to overcome in making the transition to land.
  10. The Late Paleozoic
    • Name which continents make up Laurasia and Gondwanaland.
    • Give two explanations for the deposition of the Chattanooga Shale-a black shale deposit in a epeiric sea.
    • Explain in what ways Mississippian clastic limestones are similar to Cambrian sandstone.
    • Describe an idealized cyclothem.
    • Explain how the Devonian Acadian orogeny in the Appalachian region differd from the Ordovician Taconic orogeny.
    • List the two orogenies that occurred on the western margin during Late Paleozoic.
    • Describe the structural modifications that are needed in the evolution of an amphibian from a fish.
    • Describe the plants that grew in Pennsylvanian-age swamps and forests.
    • Describe the major evolutionary adaptation that occurred with the reptiles.
    • Explain the cause of the Permian mass extinctions.
  11. The Mesozoic
    • Cite evidence for the existence of the supercontinent of Pangea.
    • Compare and contrast cratonic sedimentary rocks of Mesozoic age with those of Early and Late Paleozoic age.
    • Explain why sedimentary rocks deposited in Triassic rift basins along the eastern margin are important to paleontologists.
    • Describe the tectonics of the western margin during Mesozoic time.
    • Define suspect terranes, and explain why they are called suspect.
    • Explain why   epeiric seas confined to the western edge of the craton during Mesozoic?
    • Describe important events in the history of life that took place in the Jurassic.
    • List the two major groups of dinosaurs and give examples of each.
    • Describe the evidence that leads paleontologists to believe dinosaurs were not simply "large lizards."
  12. The Cenozoic
    • List several physical and biological effects of the Pleistocene-age continental glaciations.
    • Compare and contrast tectonics of the eastern margin during the Mesozoic Era and the Cenozoic Era.
    • Explain why epeiric seas were absent from the craton during Cenozoic time.
    • Describe the differences in tectonics on the western margin between the Early Cenozoic and the Late Cenozoic.
    • Explain the reason for divergent plate motion in the central Cordillera during mid-Cenozoic.
    • List the important groups of marine plankton used for the correlation of marine strata.
    • Briefly outline mammal evolution during the Cenozoic.
    • Explain how continental drift controlled mammal distribution during the Cenozoic.

Methods of Instruction/Course Format/Delivery:

Faculty may choose from but are not limited to the following methods of instruction:   lecture, discussion, Internet, video, television, demonstrations, field trips, collaboration, readings.

Assessment:

Faculty may assign both in- and out-of-class activities to evaluate students' knowledge and abilities.   Faculty may choose from the following methods:  

  • Attendance
  • Book reviews
  • Class preparedness and participation
  • Collaborative learning projects
  • Compositions
  • Exams/tests/quizzes
  • Homework
  • Internet  
  • Journals
  • Library assignments
  • Readings
  • Research papers
  • Scientific observations
  • Student-teacher conferences
  • Written assignments

Course Grade:

Students' final grades are determined by the following grading scheme:

100-90 A
89-80 B
79-70 C
69-60 D
59 or below F

Texts, Materials, and Supplies:

For current texts and materials, use the following link to access bookstore listings:   http://www.leecollegebooks.com

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