Archeozoic Era The Archeozoic Era stretches from about 3.8 billion to 2.5 billion years ago. Traditionally‚ the beginning of the Archean is defined to coincide with the oldest rocks discovered. As recent discoveries have pushed back the earliest dated rocks to about 4.0 billion years old‚ the beginning of the Archean has also been pushed back correspondingly. However‚ most texts still continue to date the beginning to 3.8 billion years ago. As the Late Heavy Bombardment (LHB) ended with the Hadean
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effect [p. 7] 8. If you erect a barrier for protection against some natural event‚ what detrimental effect can follow? * It can affect people in other locations (such as downstream). [p. 10] Topoc2. 1. When did the direction of the Pacific plate change‚ and what direction was it moving before this change? * changed at 43 million years. * Before this change‚ it was moving north-northwest. [p. 29] 2. If the ocean floor is getting wider‚ why is the Earth not becoming larger? * old ocean
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ridges – Geological Fossil records – biological Fossil forests – biological Living species – biological climate Conclusion: brief summary of key ideas & evidence go back to answer question whether some evidence is stronger link continental drift to plate tectonics & modern day Paragraphs: start with topic sentence ends with summary sentence – links back to question Middle – what? Where? Why? How & examples The continental drift theory was first proposed by a German called Alfred Wenger in 1915. He
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Internet Problem 1: Plate Tectonics and the Age of the Ocean Crust Please note: The Internet problems are designed to be completed individually; however you may discuss difficult questions in Open Discussion. You should read the information found at the website and answer in your own words. I remind you that cutting and pasting answers directly from a website is consider plagiarism‚ and you will receive a 0 (zero) on the assignment. If you choose to submit your answers in an attached file‚ please
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weather broaden my knowledge and understanding on this area which will be beneficial moving forward. The area in this course in which I would have liked to have explored more on would have to be plate tectonics and the natural catastrophes caused by them. I did get the basic general understanding of plate tectonics‚ but could have used just a bit more insight on them to familiarize myself a little more. The potential effects of global warming can be devastating. Global warming shows no sign of cooling
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also affecting several ecosystems‚ and human health. 1.1 Thera/Santorini’s Location Santorini’s location is dangerously placed in a particularly volcanic area on the Aegean plate‚ the south Aegean volcanic arc (Fig. 1).3 The region’s islands formed as a result of interaction between the Aegean plate and the African plate.3 Santorini is located in the middle of the Aegean sea‚ surrounded by several major Mediterranean civilizations existing in mainland Greece‚ northern Africa and Asia minor. The
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PART I INTRODUCTION AIM The aim of this report is to describe the Newcastle earthquake and identify its social‚ physical and economic effects on the community. The event in detail‚ major effects‚ how the event was caused‚ the effects on the communities property‚ people‚ infrastructure and economy‚ will all be addressed in this report. Also the long term planning implications‚ preventative measures‚ preparedness‚ response implications‚ and well as recovery implications will covered and described
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Movement Essay Continental Drift is the idea that refers to the movement of Earth’s continents and plates relative to each other. This means that the earth’s plates move because of the unending cycle of cooling and raising of molten rock‚ adding new material t0 the edges of the plates. This movement is called divergent movement‚ the most common of the three types of movement between plates. The other two movements are called convergent and transform-fault. This idea was first suggested by
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GENERAL GEOLOGY - GEOL 1113 EXAM I WITH ANSWERS - Spring 2002 Below you will find the questions and answers for Exam I in my General Geology class. The correct answer for each question is highlighted in bold face green type. While you are reviewing the exam‚ pause at the questions you find you missed and try to understand why you missed them. Really understanding this will require not only that you understand why your answer is incorrect‚ but also why you chose it in the first place. Were you confused
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Section 1-Verbal Ability 30 Questions-30 Minutes Antonym Directions: In each of the following antonym questions‚ a work printed in capital letters precedes five lettered words or phrases. From these five lettered words or phrases‚ pick the one most nearly opposite in meaning to the capitalized word. 1. PRODIGAL: (A) nomad (B) sycophant (C) gifted child (D) economical person (E) antagonist 2. ARTIFICE: (A) edifice (B) sincerity (C) prejudice (D) creativity (E) affirmation Sentence Completion
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