PPT-Earth History GEOL 2110

Lecture 3 Development of Geological Concepts Part I Major Concepts In the 17 th and 18 th centuries Age of Reason application of the scientific method of observation and interpretation began with the purpose of understanding earth processes in the context of the biblical account but wound up challenging and discrediting that explanation . Lab . 6 . - . Landslides and Mass Wasting. Oct. . 9. . - . 12. , . 2012. Department of Earth Sciences. Department of Earth Sciences. REVIEW . | . 2. QUIZ . 4 . REVIEW. Mauna . Loa. Mauna . Kea. What . Supplementary material to . Aerden, 1991 (J. Struct. Geol.). Aerden 1991 – J. Struct. Geol.. 100m. WOODEN BLOCKS MODEL. Fold interpretation of Brathwaite, 1970. 45. ORE LENS . E. ORE LENS G. ORE LENS . The . Sun. Is HOT!!!. The sun is an . average . star . The heat and light are the result of . Nuclear Reactions . constantly taking place in the sun.. It is in the . center. of our solar system. . Comparison . The Earth is divided into three layers based on the compounds that makeup each layer. They are:. 1. Crust. 2. Mantle. 3. Core. The Crust. The Crust is the :. 1. outer most layer of the Earth.. 2. It is the thinnest layer.. Presented by Kesler Science. What are the main characteristics of the Earth’s layers?. How can the Earth’s layers be illustrated?. Essential Questions:. Earth's Layers. Earth’s Crust. The outer layer of the Earth. The Sun. What physical features do you notice?. How does the Sun compare to the Earth and Moon?. What does the Sun provide for the Earth?. Physical Characteristics of the Sun. Sunspots. Solar Flare. The Layers of the Earth. The Earth is an oblate spheroid – the . Solid Earth. . . It is composed of a number of . different layers. as determined by deep drilling and . seismic. evidence.. The Four Basic Layers. Lab . 2 . - . Locating Earthquakes . Sept. . 9 . - . 14, . 2012. Department of Earth Sciences. Department of Earth Sciences. EARTHQUAKES . | . 2. LAB . 2 . - . EARTHQUAKES . - KEY CONCEPTS. Reading seismograms. Lecture . 9. Absolute Dating of the Earth. Major Concepts. The discovery of radioactivity in the early 1900’s and the recognition that . radioactive deca. y . (a statistical event) . occurs at a constant average rate for particular unstable isotopes has provided a means of determining the absolute ages of earth materials. The Pleistocene Epoch. The Dawn of Humans and the Effects of Climate on Civilizations. Major Concepts. Climatic changes produced distinctive flora and fauna that was adapted to cold weather. Among flora were the expansion of grasslands, tundra, boreal spruce forests, and hardwood forests. Midterm 2. Preparation/Review. Style of Questions. Matching term w/ definition. Short definition of concepts/processes. Name some of multiple characteristics. 25% of points from Part II Quizzes. REVIEW . How old is the earth?. How old is our earth?. Aristotle thought the Earth had existed eternally.. Early Romans believed its formation was relatively recent due to no records before the Trojan War.. 1640 – Ussher calculated Earth was created in . Conditions on early Earth made the Origin of Life possible.. Current theory about how life on Earth began.. Earth formed about 4.6 billion years ago.. Earth was too hot and still being bombarded by meteors, any water evaporated.. Semester ‘year1. Fall Semester ‘year2. Spring Semester ‘year2. Fall Semester ‘year3. Spring Semester ‘year3. Fall Semester ‘year4. Spring semester ‘year4. GEOL. 1101 (1). Sci as Profession.