Maricopa Community Colleges  GLG101   19946-99999 

Official Course Description: MCCCD Approval: 5-24-1994

GLG101  1994 Fall – 2011 Summer II

LEC  3.0 Credit(s)  3.0 Period(s)  3.0 Load  Acad

Introduction to Geology I - Physical Lecture

A study of the kind and arrangement of materials composing the Earth's crust and the geological processes at work on and within the Earth's surface.

Prerequisites: None.

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MCCCD Official Course Competencies:


GLG101  1994 Fall – 2011 Summer II

Introduction to Geology I - Physical Lecture



Describe the scientific foundations of physical geology. (I)


Describe the building blocks of matter. (II)


Describe the three-part classification of rock processes. (II)


Explain the concept of geologic time. (III)


Describe geologic structures in crustal rocks. (IV)


Describe the internal structure of the Earth. (IV)


Explain the theory of plate tectonics. (V)


Describe the process of weathering. (VI)


Describe coastal processes. (VI)


Explain the geological processes associated with deserts. (VI)


Describe glaciation and glacial landforms. (VI)


Describe the importance of geology to man. (VII)


Describe the Earth's place in the cosmos. (VII)

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MCCCD Official Course Outline:


GLG101  1994 Fall – 2011 Summer II

Introduction to Geology I - Physical Lecture


I. Introduction to physical geology

A. Scientific foundations

1. Nature of models in science

2. Changing models of the Earth

3. Founders of the science of geology

B. The new model of the Earth

1. Plate tectonics

2. Plate boundaries

II. Earth materials

A. Building blocks of matter

1. Atoms and molecules

2. Minerals

3. Rocks

B. Classification of rock processes

1. Igneous

2. Sedimentary

3. Metamorphic

III. Geologic time

A. Relative ages

1. Correlation

2. Unconformities

3. The geologic time scale

B. Absolute ages

1. The nuclear clock

2. Earth chronology

IV. Geologic structures

A. Crustal rocks

1. Rock bodies

2. Folds

3. Faults

B. Interior of the Earth

1. Seismology

2. Mantle

3. Core

V. Plate tectonics

A. Continents

1. Cratons

2. Orogenic belts

B. Ocean floors

1. Mountains and ridges

2. Trenches

3. Sea floor spreading

C. Examples

1. Appalachian mountains

2. Western North America

VI. Other geologic processes

A. Weathering

1. Mechanical vs. chemical

2. The importance of water

3. Erosion

B. Coastal processes

1. Ocean currents

2. Coastal erosion

3. Coastal deposition

C. Deserts

1. Desert landforms

2. Wind action

D. Glaciation

1. Glacial landforms

2. Dynamics of glaciers

3. Pleistocene ice ages

VII. Geology in perspective

A. Human concerns

1. Mineral resources

2. Water resources

3. Environmental geology

B. The earth and the cosmos

1. Meteorites

2. Moon rocks and beyond


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